68128155

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8273}}^1$

素因数の和:8348

約数の個数: 32

約数和(自身を含む): 123117120

約数和(自身を除く): 54988965

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2745, 8235, 8273, 24819, 41365, 74457, 124095, 223371, 372285, 504653, 1116855, 1513959, 2523265, 4541877, 7569795, 13625631, 22709385, 68128155]

約数ペア:

[(1, 68128155), (3, 22709385), (5, 13625631), (9, 7569795), (15, 4541877), (27, 2523265), (45, 1513959), (61, 1116855), (135, 504653), (183, 372285), (305, 223371), (549, 124095), (915, 74457), (1647, 41365), (2745, 24819), (8235, 8273)]