661291276802

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1669}}^1\times {\mathrm{324239}}^1$

素因数の和:325970

約数の個数: 32

約数和(自身を含む): 1091625292800

約数和(自身を除く): 430334015998

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 1669, 3338, 21697, 43394, 78443, 156886, 324239, 648478, 1019759, 2039518, 4215107, 8430214, 15239233, 30478466, 198110029, 396220058, 541154891, 1082309782, 7035013583, 14070027166, 25434279877, 50868559754, 330645638401, 661291276802]

約数ペア:

[(1, 661291276802), (2, 330645638401), (13, 50868559754), (26, 25434279877), (47, 14070027166), (94, 7035013583), (611, 1082309782), (1222, 541154891), (1669, 396220058), (3338, 198110029), (21697, 30478466), (43394, 15239233), (78443, 8430214), (156886, 4215107), (324239, 2039518), (648478, 1019759)]