15661719381

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{353}}^1$

素因数の和:619

約数の個数: 128

約数和(自身を含む): 27894067200

約数和(自身を除く): 12232347819

約数列:

[1, 3, 7, 11, 21, 29, 33, 37, 77, 87, 111, 179, 203, 231, 259, 319, 353, 407, 537, 609, 777, 957, 1059, 1073, 1221, 1253, 1969, 2233, 2471, 2849, 3219, 3759, 3883, 5191, 5907, 6623, 6699, 7413, 7511, 8547, 10237, 11649, 11803, 13061, 13783, 15573, 19869, 22533, 27181, 30711, 35409, 36337, 39183, 41349, 46361, 57101, 63187, 71659, 72853, 81543, 82621, 91427, 109011, 112607, 139083, 143671, 171303, 189561, 192067, 214977, 218559, 247863, 274281, 337821, 378769, 399707, 431013, 442309, 509971, 576201, 695057, 788249, 1005697, 1136307, 1199121, 1326927, 1344469, 1529913, 1832423, 2085171, 2112737, 2337919, 2364747, 2651383, 3017091, 4033407, 4166459, 4865399, 5497269, 6338211, 7013757, 7954149, 12499377, 12826961, 14596197, 14789159, 16365433, 20156653, 25717109, 29165213, 38480883, 44367477, 49096299, 60469959, 67799651, 77151327, 87495639, 141096571, 180019763, 203398953, 423289713, 474597557, 540059289, 745796161, 1423792671, 2237388483, 5220573127, 15661719381]

約数ペア:

[(1, 15661719381), (3, 5220573127), (7, 2237388483), (11, 1423792671), (21, 745796161), (29, 540059289), (33, 474597557), (37, 423289713), (77, 203398953), (87, 180019763), (111, 141096571), (179, 87495639), (203, 77151327), (231, 67799651), (259, 60469959), (319, 49096299), (353, 44367477), (407, 38480883), (537, 29165213), (609, 25717109), (777, 20156653), (957, 16365433), (1059, 14789159), (1073, 14596197), (1221, 12826961), (1253, 12499377), (1969, 7954149), (2233, 7013757), (2471, 6338211), (2849, 5497269), (3219, 4865399), (3759, 4166459), (3883, 4033407), (5191, 3017091), (5907, 2651383), (6623, 2364747), (6699, 2337919), (7413, 2112737), (7511, 2085171), (8547, 1832423), (10237, 1529913), (11649, 1344469), (11803, 1326927), (13061, 1199121), (13783, 1136307), (15573, 1005697), (19869, 788249), (22533, 695057), (27181, 576201), (30711, 509971), (35409, 442309), (36337, 431013), (39183, 399707), (41349, 378769), (46361, 337821), (57101, 274281), (63187, 247863), (71659, 218559), (72853, 214977), (81543, 192067), (82621, 189561), (91427, 171303), (109011, 143671), (112607, 139083)]