331337409

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3001}}^1$

素因数の和:3185

約数の個数: 32

約数和(自身を含む): 504336000

約数和(自身を除く): 172998591

約数列:

[1, 3, 13, 19, 39, 57, 149, 247, 447, 741, 1937, 2831, 3001, 5811, 8493, 9003, 36803, 39013, 57019, 110409, 117039, 171057, 447149, 741247, 1341447, 2223741, 5812937, 8495831, 17438811, 25487493, 110445803, 331337409]

約数ペア:

[(1, 331337409), (3, 110445803), (13, 25487493), (19, 17438811), (39, 8495831), (57, 5812937), (149, 2223741), (247, 1341447), (447, 741247), (741, 447149), (1937, 171057), (2831, 117039), (3001, 110409), (5811, 57019), (8493, 39013), (9003, 36803)]