15122978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 26127360

約数和(自身を除く): 11004382

約数列:

[1, 2, 13, 26, 29, 31, 58, 62, 377, 403, 647, 754, 806, 899, 1294, 1798, 8411, 11687, 16822, 18763, 20057, 23374, 37526, 40114, 243919, 260741, 487838, 521482, 581653, 1163306, 7561489, 15122978]

約数ペア:

[(1, 15122978), (2, 7561489), (13, 1163306), (26, 581653), (29, 521482), (31, 487838), (58, 260741), (62, 243919), (377, 40114), (403, 37526), (647, 23374), (754, 20057), (806, 18763), (899, 16822), (1294, 11687), (1798, 8411)]