7866090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1231}}^1$

素因数の和:1315

約数の個数: 48

約数和(自身を含む): 20756736

約数和(自身を除く): 12890646

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1231, 1278, 2130, 2462, 3195, 3693, 6155, 6390, 7386, 11079, 12310, 18465, 22158, 36930, 55395, 87401, 110790, 174802, 262203, 437005, 524406, 786609, 874010, 1311015, 1573218, 2622030, 3933045, 7866090]

約数ペア:

[(1, 7866090), (2, 3933045), (3, 2622030), (5, 1573218), (6, 1311015), (9, 874010), (10, 786609), (15, 524406), (18, 437005), (30, 262203), (45, 174802), (71, 110790), (90, 87401), (142, 55395), (213, 36930), (355, 22158), (426, 18465), (639, 12310), (710, 11079), (1065, 7386), (1231, 6390), (1278, 6155), (2130, 3693), (2462, 3195)]