8666970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 22788864

約数和(自身を除く): 14121894

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 313, 355, 390, 426, 626, 710, 923, 939, 1065, 1565, 1846, 1878, 2130, 2769, 3130, 4069, 4615, 4695, 5538, 8138, 9230, 9390, 12207, 13845, 20345, 22223, 24414, 27690, 40690, 44446, 61035, 66669, 111115, 122070, 133338, 222230, 288899, 333345, 577798, 666690, 866697, 1444495, 1733394, 2888990, 4333485, 8666970]

約数ペア:

[(1, 8666970), (2, 4333485), (3, 2888990), (5, 1733394), (6, 1444495), (10, 866697), (13, 666690), (15, 577798), (26, 333345), (30, 288899), (39, 222230), (65, 133338), (71, 122070), (78, 111115), (130, 66669), (142, 61035), (195, 44446), (213, 40690), (313, 27690), (355, 24414), (390, 22223), (426, 20345), (626, 13845), (710, 12207), (923, 9390), (939, 9230), (1065, 8138), (1565, 5538), (1846, 4695), (1878, 4615), (2130, 4069), (2769, 3130)]