1639852047

素因数分解:

$3^4\times {\mathrm{359}}^1\times {\mathrm{56393}}^1$

素因数の和:56764

約数の個数: 20

約数和(自身を含む): 2456522640

約数和(自身を除く): 816670593

約数列:

[1, 3, 9, 27, 81, 359, 1077, 3231, 9693, 29079, 56393, 169179, 507537, 1522611, 4567833, 20245087, 60735261, 182205783, 546617349, 1639852047]

約数ペア:

[(1, 1639852047), (3, 546617349), (9, 182205783), (27, 60735261), (81, 20245087), (359, 4567833), (1077, 1522611), (3231, 507537), (9693, 169179), (29079, 56393)]