72880479

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7561}}^1$

素因数の和:7597

約数の個数: 40

約数和(自身を含む): 131760288

約数和(自身を除く): 58879809

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 3213, 7561, 9639, 22683, 52927, 68049, 128537, 158781, 204147, 385611, 476343, 612441, 899759, 1156833, 1429029, 2699277, 3470499, 4287087, 8097831, 10411497, 24293493, 72880479]

約数ペア:

[(1, 72880479), (3, 24293493), (7, 10411497), (9, 8097831), (17, 4287087), (21, 3470499), (27, 2699277), (51, 1429029), (63, 1156833), (81, 899759), (119, 612441), (153, 476343), (189, 385611), (357, 204147), (459, 158781), (567, 128537), (1071, 68049), (1377, 52927), (3213, 22683), (7561, 9639)]