314917790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{20897}}^1$

素因数の和:21052

約数の個数: 32

約数和(自身を含む): 622927584

約数和(自身を除く): 308009794

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 685, 1370, 1507, 3014, 7535, 15070, 20897, 41794, 104485, 208970, 229867, 459734, 1149335, 2298670, 2862889, 5725778, 14314445, 28628890, 31491779, 62983558, 157458895, 314917790]

約数ペア:

[(1, 314917790), (2, 157458895), (5, 62983558), (10, 31491779), (11, 28628890), (22, 14314445), (55, 5725778), (110, 2862889), (137, 2298670), (274, 1149335), (685, 459734), (1370, 229867), (1507, 208970), (3014, 104485), (7535, 41794), (15070, 20897)]