16428867

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8597}}^1$

素因数の和:8627

約数の個数: 24

約数和(自身を含む): 27444816

約数和(自身を除く): 11015949

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 8597, 25791, 60179, 111761, 180537, 335283, 421253, 782327, 1263759, 2346981, 5476289, 16428867]

約数ペア:

[(1, 16428867), (3, 5476289), (7, 2346981), (13, 1263759), (21, 782327), (39, 421253), (49, 335283), (91, 180537), (147, 111761), (273, 60179), (637, 25791), (1911, 8597)]