315035021

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 381024000

約数和(自身を除く): 65988979

約数列:

[1, 7, 41, 53, 139, 149, 287, 371, 973, 1043, 2173, 5699, 6109, 7367, 7897, 15211, 20711, 39893, 42763, 51569, 55279, 144977, 302047, 323777, 849151, 1097683, 2114329, 2266439, 5944057, 7683781, 45005003, 315035021]

約数ペア:

[(1, 315035021), (7, 45005003), (41, 7683781), (53, 5944057), (139, 2266439), (149, 2114329), (287, 1097683), (371, 849151), (973, 323777), (1043, 302047), (2173, 144977), (5699, 55279), (6109, 51569), (7367, 42763), (7897, 39893), (15211, 20711)]