216173685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 454164480

約数和(自身を除く): 237990795

約数列:

[1, 3, 5, 7, 13, 15, 21, 29, 35, 39, 43, 65, 87, 91, 105, 127, 129, 145, 195, 203, 215, 273, 301, 377, 381, 435, 455, 559, 609, 635, 645, 889, 903, 1015, 1131, 1247, 1365, 1505, 1651, 1677, 1885, 1905, 2639, 2667, 2795, 3045, 3683, 3741, 3913, 4445, 4515, 4953, 5461, 5655, 6235, 7917, 8255, 8385, 8729, 11049, 11557, 11739, 13195, 13335, 16211, 16383, 18415, 18705, 19565, 24765, 25781, 26187, 27305, 34671, 38227, 39585, 43645, 47879, 48633, 55245, 57785, 58695, 70993, 77343, 81055, 81915, 113477, 114681, 128905, 130935, 143637, 158369, 173355, 191135, 212979, 239395, 243165, 335153, 340431, 354965, 386715, 475107, 496951, 567385, 573405, 718185, 791845, 1005459, 1064895, 1108583, 1490853, 1675765, 1702155, 2058797, 2375535, 2484755, 3325749, 5027295, 5542915, 6176391, 7454265, 10293985, 14411579, 16628745, 30881955, 43234737, 72057895, 216173685]

約数ペア:

[(1, 216173685), (3, 72057895), (5, 43234737), (7, 30881955), (13, 16628745), (15, 14411579), (21, 10293985), (29, 7454265), (35, 6176391), (39, 5542915), (43, 5027295), (65, 3325749), (87, 2484755), (91, 2375535), (105, 2058797), (127, 1702155), (129, 1675765), (145, 1490853), (195, 1108583), (203, 1064895), (215, 1005459), (273, 791845), (301, 718185), (377, 573405), (381, 567385), (435, 496951), (455, 475107), (559, 386715), (609, 354965), (635, 340431), (645, 335153), (889, 243165), (903, 239395), (1015, 212979), (1131, 191135), (1247, 173355), (1365, 158369), (1505, 143637), (1651, 130935), (1677, 128905), (1885, 114681), (1905, 113477), (2639, 81915), (2667, 81055), (2795, 77343), (3045, 70993), (3683, 58695), (3741, 57785), (3913, 55245), (4445, 48633), (4515, 47879), (4953, 43645), (5461, 39585), (5655, 38227), (6235, 34671), (7917, 27305), (8255, 26187), (8385, 25781), (8729, 24765), (11049, 19565), (11557, 18705), (11739, 18415), (13195, 16383), (13335, 16211)]