385640618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{246889}}^1$

素因数の和:246973

約数の個数: 16

約数和(自身を含む): 639938880

約数和(自身を除く): 254298262

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 246889, 493778, 2715779, 5431558, 17529119, 35058238, 192820309, 385640618]

約数ペア:

[(1, 385640618), (2, 192820309), (11, 35058238), (22, 17529119), (71, 5431558), (142, 2715779), (781, 493778), (1562, 246889)]