13218933

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 22240512

約数和(自身を除く): 9021579

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1181, 1599, 3543, 3731, 8267, 11193, 15353, 24801, 46059, 48421, 107471, 145263, 322413, 338947, 629473, 1016841, 1888419, 4406311, 13218933]

約数ペア:

[(1, 13218933), (3, 4406311), (7, 1888419), (13, 1016841), (21, 629473), (39, 338947), (41, 322413), (91, 145263), (123, 107471), (273, 48421), (287, 46059), (533, 24801), (861, 15353), (1181, 11193), (1599, 8267), (3543, 3731)]