1519245

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 3361176

約数和(自身を除く): 1841931

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 53, 63, 65, 91, 105, 117, 147, 159, 195, 245, 265, 273, 315, 371, 441, 455, 477, 585, 637, 689, 735, 795, 819, 1113, 1365, 1855, 1911, 2067, 2205, 2385, 2597, 3185, 3339, 3445, 4095, 4823, 5565, 5733, 6201, 7791, 9555, 10335, 12985, 14469, 16695, 23373, 24115, 28665, 31005, 33761, 38955, 43407, 72345, 101283, 116865, 168805, 217035, 303849, 506415, 1519245]

約数ペア:

[(1, 1519245), (3, 506415), (5, 303849), (7, 217035), (9, 168805), (13, 116865), (15, 101283), (21, 72345), (35, 43407), (39, 38955), (45, 33761), (49, 31005), (53, 28665), (63, 24115), (65, 23373), (91, 16695), (105, 14469), (117, 12985), (147, 10335), (159, 9555), (195, 7791), (245, 6201), (265, 5733), (273, 5565), (315, 4823), (371, 4095), (441, 3445), (455, 3339), (477, 3185), (585, 2597), (637, 2385), (689, 2205), (735, 2067), (795, 1911), (819, 1855), (1113, 1365)]