664698544

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{431}}^1\times {\mathrm{853}}^1$

素因数の和:1405

約数の個数: 40

約数和(自身を含む): 1303791552

約数和(自身を除く): 639093008

約数列:

[1, 2, 4, 8, 16, 113, 226, 431, 452, 853, 862, 904, 1706, 1724, 1808, 3412, 3448, 6824, 6896, 13648, 48703, 96389, 97406, 192778, 194812, 367643, 385556, 389624, 735286, 771112, 779248, 1470572, 1542224, 2941144, 5882288, 41543659, 83087318, 166174636, 332349272, 664698544]

約数ペア:

[(1, 664698544), (2, 332349272), (4, 166174636), (8, 83087318), (16, 41543659), (113, 5882288), (226, 2941144), (431, 1542224), (452, 1470572), (853, 779248), (862, 771112), (904, 735286), (1706, 389624), (1724, 385556), (1808, 367643), (3412, 194812), (3448, 192778), (6824, 97406), (6896, 96389), (13648, 48703)]