123977217

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 206763648

約数和(自身を除く): 82786431

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 181, 193, 273, 507, 543, 579, 1183, 1267, 1351, 2353, 2509, 3549, 3801, 4053, 7059, 7527, 16471, 17563, 30589, 32617, 34933, 49413, 52689, 91767, 97851, 104799, 214123, 228319, 244531, 454129, 642369, 684957, 733593, 1362387, 3178903, 5903677, 9536709, 17711031, 41325739, 123977217]

約数ペア:

[(1, 123977217), (3, 41325739), (7, 17711031), (13, 9536709), (21, 5903677), (39, 3178903), (91, 1362387), (169, 733593), (181, 684957), (193, 642369), (273, 454129), (507, 244531), (543, 228319), (579, 214123), (1183, 104799), (1267, 97851), (1351, 91767), (2353, 52689), (2509, 49413), (3549, 34933), (3801, 32617), (4053, 30589), (7059, 17563), (7527, 16471)]