216639742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{66089}}^1$

素因数の和:66251

約数の個数: 16

約数和(自身を含む): 356886000

約数和(自身を除く): 140246258

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 66089, 132178, 726979, 1453958, 9847261, 19694522, 108319871, 216639742]

約数ペア:

[(1, 216639742), (2, 108319871), (11, 19694522), (22, 9847261), (149, 1453958), (298, 726979), (1639, 132178), (3278, 66089)]