680589442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1\times {\mathrm{641}}^1$

素因数の和:1174

約数の個数: 32

約数和(自身を含む): 1115123184

約数和(自身を除く): 434533742

約数列:

[1, 2, 13, 26, 97, 194, 421, 641, 842, 1261, 1282, 2522, 5473, 8333, 10946, 16666, 40837, 62177, 81674, 124354, 269861, 530881, 539722, 808301, 1061762, 1616602, 3508193, 7016386, 26176517, 52353034, 340294721, 680589442]

約数ペア:

[(1, 680589442), (2, 340294721), (13, 52353034), (26, 26176517), (97, 7016386), (194, 3508193), (421, 1616602), (641, 1061762), (842, 808301), (1261, 539722), (1282, 530881), (2522, 269861), (5473, 124354), (8333, 81674), (10946, 62177), (16666, 40837)]