212357378

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{21013}}^1$

素因数の和:21209

約数の個数: 16

約数和(自身を含む): 330844416

約数和(自身を除く): 118487038

約数列:

[1, 2, 31, 62, 163, 326, 5053, 10106, 21013, 42026, 651403, 1302806, 3425119, 6850238, 106178689, 212357378]

約数ペア:

[(1, 212357378), (2, 106178689), (31, 6850238), (62, 3425119), (163, 1302806), (326, 651403), (5053, 42026), (10106, 21013)]