67660755

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{641}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 112416768

約数和(自身を除く): 44756013

約数列:

[1, 3, 5, 15, 31, 93, 155, 227, 465, 641, 681, 1135, 1923, 3205, 3405, 7037, 9615, 19871, 21111, 35185, 59613, 99355, 105555, 145507, 298065, 436521, 727535, 2182605, 4510717, 13532151, 22553585, 67660755]

約数ペア:

[(1, 67660755), (3, 22553585), (5, 13532151), (15, 4510717), (31, 2182605), (93, 727535), (155, 436521), (227, 298065), (465, 145507), (641, 105555), (681, 99355), (1135, 59613), (1923, 35185), (3205, 21111), (3405, 19871), (7037, 9615)]