72167901

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{1039}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 105056640

約数和(自身を除く): 32888739

約数列:

[1, 3, 13, 39, 137, 169, 411, 507, 1039, 1781, 3117, 5343, 13507, 23153, 40521, 69459, 142343, 175591, 427029, 526773, 1850459, 5551377, 24055967, 72167901]

約数ペア:

[(1, 72167901), (3, 24055967), (13, 5551377), (39, 1850459), (137, 526773), (169, 427029), (411, 175591), (507, 142343), (1039, 69459), (1781, 40521), (3117, 23153), (5343, 13507)]