129218284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{8971}}^1$

素因数の和:9265

約数の個数: 24

約数和(自身を含む): 244433168

約数和(自身を除く): 115214884

約数列:

[1, 2, 4, 13, 26, 52, 277, 554, 1108, 3601, 7202, 8971, 14404, 17942, 35884, 116623, 233246, 466492, 2484967, 4969934, 9939868, 32304571, 64609142, 129218284]

約数ペア:

[(1, 129218284), (2, 64609142), (4, 32304571), (13, 9939868), (26, 4969934), (52, 2484967), (277, 466492), (554, 233246), (1108, 116623), (3601, 35884), (7202, 17942), (8971, 14404)]