313633528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{6997}}^1$

素因数の和:7447

約数の個数: 32

約数和(自身を含む): 634858560

約数和(自身を除く): 321225032

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 431, 862, 1724, 3448, 5603, 6997, 11206, 13994, 22412, 27988, 44824, 55976, 90961, 181922, 363844, 727688, 3015707, 6031414, 12062828, 24125656, 39204191, 78408382, 156816764, 313633528]

約数ペア:

[(1, 313633528), (2, 156816764), (4, 78408382), (8, 39204191), (13, 24125656), (26, 12062828), (52, 6031414), (104, 3015707), (431, 727688), (862, 363844), (1724, 181922), (3448, 90961), (5603, 55976), (6997, 44824), (11206, 27988), (13994, 22412)]