28700490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10513}}^1$

素因数の和:10543

約数の個数: 64

約数和(自身を含む): 84784896

約数和(自身を除く): 56084406

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 10513, 21026, 31539, 52565, 63078, 73591, 105130, 136669, 147182, 157695, 220773, 273338, 315390, 367955, 410007, 441546, 683345, 735910, 820014, 956683, 1103865, 1366690, 1913366, 2050035, 2207730, 2870049, 4100070, 4783415, 5740098, 9566830, 14350245, 28700490]

約数ペア:

[(1, 28700490), (2, 14350245), (3, 9566830), (5, 5740098), (6, 4783415), (7, 4100070), (10, 2870049), (13, 2207730), (14, 2050035), (15, 1913366), (21, 1366690), (26, 1103865), (30, 956683), (35, 820014), (39, 735910), (42, 683345), (65, 441546), (70, 410007), (78, 367955), (91, 315390), (105, 273338), (130, 220773), (182, 157695), (195, 147182), (210, 136669), (273, 105130), (390, 73591), (455, 63078), (546, 52565), (910, 31539), (1365, 21026), (2730, 10513)]