620147879

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 725760000

約数和(自身を除く): 105612121

約数列:

[1, 13, 17, 59, 199, 221, 239, 767, 1003, 2587, 3107, 3383, 4063, 11741, 13039, 14101, 43979, 47561, 52819, 152633, 183313, 199597, 239717, 618293, 808537, 2594761, 2806099, 3116321, 10510981, 36479287, 47703683, 620147879]

約数ペア:

[(1, 620147879), (13, 47703683), (17, 36479287), (59, 10510981), (199, 3116321), (221, 2806099), (239, 2594761), (767, 808537), (1003, 618293), (2587, 239717), (3107, 199597), (3383, 183313), (4063, 152633), (11741, 52819), (13039, 47561), (14101, 43979)]