2004993855

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{151}}^1\times {\mathrm{1021}}^1$

素因数の和:1217

約数の個数: 72

約数和(自身を含む): 3719867424

約数和(自身を除く): 1714873569

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 151, 153, 255, 289, 453, 755, 765, 867, 1021, 1359, 1445, 2265, 2567, 2601, 3063, 4335, 5105, 6795, 7701, 9189, 12835, 13005, 15315, 17357, 23103, 38505, 43639, 45945, 52071, 86785, 115515, 130917, 154171, 156213, 218195, 260355, 295069, 392751, 462513, 654585, 770855, 781065, 885207, 1387539, 1475345, 1963755, 2312565, 2620907, 2655621, 4426035, 6937695, 7862721, 13104535, 13278105, 23588163, 39313605, 44555419, 117940815, 133666257, 222777095, 400998771, 668331285, 2004993855]

約数ペア:

[(1, 2004993855), (3, 668331285), (5, 400998771), (9, 222777095), (15, 133666257), (17, 117940815), (45, 44555419), (51, 39313605), (85, 23588163), (151, 13278105), (153, 13104535), (255, 7862721), (289, 6937695), (453, 4426035), (755, 2655621), (765, 2620907), (867, 2312565), (1021, 1963755), (1359, 1475345), (1445, 1387539), (2265, 885207), (2567, 781065), (2601, 770855), (3063, 654585), (4335, 462513), (5105, 392751), (6795, 295069), (7701, 260355), (9189, 218195), (12835, 156213), (13005, 154171), (15315, 130917), (17357, 115515), (23103, 86785), (38505, 52071), (43639, 45945)]