315888976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{13933}}^1$

素因数の和:14063

約数の個数: 40

約数和(自身を含む): 665209160

約数和(自身を除く): 349320184

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 436, 872, 1417, 1744, 2834, 5668, 11336, 13933, 22672, 27866, 55732, 111464, 181129, 222928, 362258, 724516, 1449032, 1518697, 2898064, 3037394, 6074788, 12149576, 19743061, 24299152, 39486122, 78972244, 157944488, 315888976]

約数ペア:

[(1, 315888976), (2, 157944488), (4, 78972244), (8, 39486122), (13, 24299152), (16, 19743061), (26, 12149576), (52, 6074788), (104, 3037394), (109, 2898064), (208, 1518697), (218, 1449032), (436, 724516), (872, 362258), (1417, 222928), (1744, 181129), (2834, 111464), (5668, 55732), (11336, 27866), (13933, 22672)]