81904056

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{262513}}^1$

素因数の和:262535

約数の個数: 32

約数和(自身を含む): 220511760

約数和(自身を除く): 138607704

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 262513, 525026, 787539, 1050052, 1575078, 2100104, 3150156, 3412669, 6300312, 6825338, 10238007, 13650676, 20476014, 27301352, 40952028, 81904056]

約数ペア:

[(1, 81904056), (2, 40952028), (3, 27301352), (4, 20476014), (6, 13650676), (8, 10238007), (12, 6825338), (13, 6300312), (24, 3412669), (26, 3150156), (39, 2100104), (52, 1575078), (78, 1050052), (104, 787539), (156, 525026), (312, 262513)]