7964970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1571}}^1$

素因数の和:1607

約数の個数: 48

約数和(自身を含む): 20712672

約数和(自身を除く): 12747702

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1571, 1690, 2535, 3142, 4713, 5070, 7855, 9426, 15710, 20423, 23565, 40846, 47130, 61269, 102115, 122538, 204230, 265499, 306345, 530998, 612690, 796497, 1327495, 1592994, 2654990, 3982485, 7964970]

約数ペア:

[(1, 7964970), (2, 3982485), (3, 2654990), (5, 1592994), (6, 1327495), (10, 796497), (13, 612690), (15, 530998), (26, 306345), (30, 265499), (39, 204230), (65, 122538), (78, 102115), (130, 61269), (169, 47130), (195, 40846), (338, 23565), (390, 20423), (507, 15710), (845, 9426), (1014, 7855), (1571, 5070), (1690, 4713), (2535, 3142)]