207939459

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{4507}}^1$

素因数の和:4556

約数の個数: 32

約数和(自身を含む): 343329280

約数和(自身を除く): 135389821

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 2197, 3549, 4507, 6591, 13521, 15379, 31549, 46137, 58591, 94647, 175773, 410137, 761683, 1230411, 2285049, 5331781, 9901879, 15995343, 29705637, 69313153, 207939459]

約数ペア:

[(1, 207939459), (3, 69313153), (7, 29705637), (13, 15995343), (21, 9901879), (39, 5331781), (91, 2285049), (169, 1230411), (273, 761683), (507, 410137), (1183, 175773), (2197, 94647), (3549, 58591), (4507, 46137), (6591, 31549), (13521, 15379)]