123387628

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5557}}^1$

素因数の和:5642

約数の個数: 48

約数和(自身を含む): 270163264

約数和(自身を除く): 146775636

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 61, 91, 122, 182, 244, 364, 427, 793, 854, 1586, 1708, 3172, 5551, 5557, 11102, 11114, 22204, 22228, 38899, 72241, 77798, 144482, 155596, 288964, 338977, 505687, 677954, 1011374, 1355908, 2022748, 2372839, 4406701, 4745678, 8813402, 9491356, 17626804, 30846907, 61693814, 123387628]

約数ペア:

[(1, 123387628), (2, 61693814), (4, 30846907), (7, 17626804), (13, 9491356), (14, 8813402), (26, 4745678), (28, 4406701), (52, 2372839), (61, 2022748), (91, 1355908), (122, 1011374), (182, 677954), (244, 505687), (364, 338977), (427, 288964), (793, 155596), (854, 144482), (1586, 77798), (1708, 72241), (3172, 38899), (5551, 22228), (5557, 22204), (11102, 11114)]