31345155

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 58225440

約数和(自身を除く): 26880285

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 61, 95, 171, 183, 285, 305, 549, 601, 855, 915, 1159, 1803, 2745, 3005, 3477, 5409, 5795, 9015, 10431, 11419, 17385, 27045, 34257, 36661, 52155, 57095, 102771, 109983, 171285, 183305, 329949, 513855, 549915, 696559, 1649745, 2089677, 3482795, 6269031, 10448385, 31345155]

約数ペア:

[(1, 31345155), (3, 10448385), (5, 6269031), (9, 3482795), (15, 2089677), (19, 1649745), (45, 696559), (57, 549915), (61, 513855), (95, 329949), (171, 183305), (183, 171285), (285, 109983), (305, 102771), (549, 57095), (601, 52155), (855, 36661), (915, 34257), (1159, 27045), (1803, 17385), (2745, 11419), (3005, 10431), (3477, 9015), (5409, 5795)]