12960015

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 21897216

約数和(自身を除く): 8937201

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 593, 705, 1457, 1779, 2965, 4371, 7285, 8895, 18383, 21855, 27871, 55149, 83613, 91915, 139355, 275745, 418065, 864001, 2592003, 4320005, 12960015]

約数ペア:

[(1, 12960015), (3, 4320005), (5, 2592003), (15, 864001), (31, 418065), (47, 275745), (93, 139355), (141, 91915), (155, 83613), (235, 55149), (465, 27871), (593, 21855), (705, 18383), (1457, 8895), (1779, 7285), (2965, 4371)]