16407621

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{419}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 25116000

約数和(自身を除く): 8708379

約数列:

[1, 3, 9, 19, 57, 171, 229, 419, 687, 1257, 2061, 3771, 4351, 7961, 13053, 23883, 39159, 71649, 95951, 287853, 863559, 1823069, 5469207, 16407621]

約数ペア:

[(1, 16407621), (3, 5469207), (9, 1823069), (19, 863559), (57, 287853), (171, 95951), (229, 71649), (419, 39159), (687, 23883), (1257, 13053), (2061, 7961), (3771, 4351)]