68638518

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^2$

素因数の和:226

約数の個数: 72

約数和(自身を含む): 165660768

約数和(自身を除く): 97022250

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 79, 94, 117, 141, 158, 234, 237, 282, 423, 474, 611, 711, 846, 1027, 1222, 1422, 1833, 2054, 3081, 3666, 3713, 5499, 6162, 6241, 7426, 9243, 10998, 11139, 12482, 18486, 18723, 22278, 33417, 37446, 48269, 56169, 66834, 81133, 96538, 112338, 144807, 162266, 243399, 289614, 293327, 434421, 486798, 586654, 730197, 868842, 879981, 1460394, 1759962, 2639943, 3813251, 5279886, 7626502, 11439753, 22879506, 34319259, 68638518]

約数ペア:

[(1, 68638518), (2, 34319259), (3, 22879506), (6, 11439753), (9, 7626502), (13, 5279886), (18, 3813251), (26, 2639943), (39, 1759962), (47, 1460394), (78, 879981), (79, 868842), (94, 730197), (117, 586654), (141, 486798), (158, 434421), (234, 293327), (237, 289614), (282, 243399), (423, 162266), (474, 144807), (611, 112338), (711, 96538), (846, 81133), (1027, 66834), (1222, 56169), (1422, 48269), (1833, 37446), (2054, 33417), (3081, 22278), (3666, 18723), (3713, 18486), (5499, 12482), (6162, 11139), (6241, 10998), (7426, 9243)]