72381218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12829}}^1$

素因数の和:12882

約数の個数: 32

約数和(自身を含む): 137948160

約数和(自身を除く): 65566942

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 12829, 25658, 89803, 166777, 179606, 333554, 397699, 795398, 1167439, 2334878, 2783893, 5170087, 5567786, 10340174, 36190609, 72381218]

約数ペア:

[(1, 72381218), (2, 36190609), (7, 10340174), (13, 5567786), (14, 5170087), (26, 2783893), (31, 2334878), (62, 1167439), (91, 795398), (182, 397699), (217, 333554), (403, 179606), (434, 166777), (806, 89803), (2821, 25658), (5642, 12829)]