140538438

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{251861}}^1$

素因数の和:251900

約数の個数: 24

約数和(自身を含む): 314323776

約数和(自身を除く): 173785338

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 251861, 503722, 755583, 1511166, 2266749, 4533498, 7807691, 15615382, 23423073, 46846146, 70269219, 140538438]

約数ペア:

[(1, 140538438), (2, 70269219), (3, 46846146), (6, 23423073), (9, 15615382), (18, 7807691), (31, 4533498), (62, 2266749), (93, 1511166), (186, 755583), (279, 503722), (558, 251861)]