491796714526

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1\times {\mathrm{98909}}^1$

素因数の和:99185

約数の個数: 48

約数和(自身を含む): 825028092000

約数和(自身を除く): 333231377474

約数列:

[1, 2, 13, 26, 31, 62, 199, 398, 403, 806, 961, 1922, 2587, 5174, 6169, 12338, 12493, 24986, 80197, 98909, 160394, 191239, 197818, 382478, 1285817, 2486107, 2571634, 3066179, 4972214, 6132358, 19682891, 39365782, 39860327, 79720654, 95051549, 190103098, 255877583, 511755166, 610169621, 1220339242, 1235670137, 2471340274, 7932205073, 15864410146, 18915258251, 37830516502, 245898357263, 491796714526]

約数ペア:

[(1, 491796714526), (2, 245898357263), (13, 37830516502), (26, 18915258251), (31, 15864410146), (62, 7932205073), (199, 2471340274), (398, 1235670137), (403, 1220339242), (806, 610169621), (961, 511755166), (1922, 255877583), (2587, 190103098), (5174, 95051549), (6169, 79720654), (12338, 39860327), (12493, 39365782), (24986, 19682891), (80197, 6132358), (98909, 4972214), (160394, 3066179), (191239, 2571634), (197818, 2486107), (382478, 1285817)]