16613961

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3203}}^1$

素因数の和:3245

約数の個数: 32

約数和(自身を含む): 28707840

約数和(自身を除く): 12093879

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 3203, 5187, 9609, 22421, 41639, 60857, 67263, 124917, 182571, 291473, 425999, 791141, 874419, 1277997, 2373423, 5537987, 16613961]

約数ペア:

[(1, 16613961), (3, 5537987), (7, 2373423), (13, 1277997), (19, 874419), (21, 791141), (39, 425999), (57, 291473), (91, 182571), (133, 124917), (247, 67263), (273, 60857), (399, 41639), (741, 22421), (1729, 9609), (3203, 5187)]