639915551

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{9733}}^1$

素因数の和:9926

約数の個数: 16

約数和(自身を含む): 719537280

約数和(自身を除く): 79621729

約数列:

[1, 11, 43, 139, 473, 1529, 5977, 9733, 65747, 107063, 418519, 1352887, 4603709, 14881757, 58174141, 639915551]

約数ペア:

[(1, 639915551), (11, 58174141), (43, 14881757), (139, 4603709), (473, 1352887), (1529, 418519), (5977, 107063), (9733, 65747)]