1273864319

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{4987}}^1$

素因数の和:5415

約数の個数: 24

約数和(自身を含む): 1600130448

約数和(自身を除く): 326266129

約数列:

[1, 7, 13, 49, 91, 401, 637, 2807, 4987, 5213, 19649, 34909, 36491, 64831, 244363, 255437, 453817, 1999787, 3176719, 13998509, 25997231, 97989563, 181980617, 1273864319]

約数ペア:

[(1, 1273864319), (7, 181980617), (13, 97989563), (49, 25997231), (91, 13998509), (401, 3176719), (637, 1999787), (2807, 453817), (4987, 255437), (5213, 244363), (19649, 64831), (34909, 36491)]