140401604

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{161753}}^1$

素因数の和:161795

約数の個数: 24

約数和(自身を含む): 289863168

約数和(自身を除く): 149461564

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 161753, 323506, 647012, 1132271, 2264542, 4529084, 5014343, 10028686, 20057372, 35100401, 70200802, 140401604]

約数ペア:

[(1, 140401604), (2, 70200802), (4, 35100401), (7, 20057372), (14, 10028686), (28, 5014343), (31, 4529084), (62, 2264542), (124, 1132271), (217, 647012), (434, 323506), (868, 161753)]