678484807

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3067}}^1$

素因数の和:3128

約数の個数: 48

約数和(自身を含む): 970175232

約数和(自身を除く): 291690425

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 143, 169, 187, 221, 1001, 1183, 1309, 1547, 1859, 2431, 2873, 3067, 13013, 17017, 20111, 21469, 31603, 33737, 39871, 52139, 221221, 236159, 279097, 364973, 438581, 518323, 573529, 677807, 3070067, 3628261, 4014703, 4744649, 5701553, 7455877, 8811491, 39910871, 52191139, 61680437, 96926401, 678484807]

約数ペア:

[(1, 678484807), (7, 96926401), (11, 61680437), (13, 52191139), (17, 39910871), (77, 8811491), (91, 7455877), (119, 5701553), (143, 4744649), (169, 4014703), (187, 3628261), (221, 3070067), (1001, 677807), (1183, 573529), (1309, 518323), (1547, 438581), (1859, 364973), (2431, 279097), (2873, 236159), (3067, 221221), (13013, 52139), (17017, 39871), (20111, 33737), (21469, 31603)]