780401278

素因数分解:

$2^1\times {\mathrm{97}}^2\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:676

約数の個数: 24

約数和(自身を含む): 1196512992

約数和(自身を除く): 416111714

約数列:

[1, 2, 97, 113, 194, 226, 367, 734, 9409, 10961, 18818, 21922, 35599, 41471, 71198, 82942, 1063217, 2126434, 3453103, 4022687, 6906206, 8045374, 390200639, 780401278]

約数ペア:

[(1, 780401278), (2, 390200639), (97, 8045374), (113, 6906206), (194, 4022687), (226, 3453103), (367, 2126434), (734, 1063217), (9409, 82942), (10961, 71198), (18818, 41471), (21922, 35599)]