27720474663

素因数分解:

$3^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{929}}^1\times {\mathrm{2551}}^1$

素因数の和:4047

約数の個数: 32

約数和(自身を含む): 42378716160

約数和(自身を除く): 14658241497

約数列:

[1, 3, 7, 21, 557, 929, 1671, 2551, 2787, 3899, 6503, 7653, 11697, 17857, 19509, 53571, 517453, 1420907, 1552359, 2369879, 3622171, 4262721, 7109637, 9946349, 10866513, 16589153, 29839047, 49767459, 1320022603, 3960067809, 9240158221, 27720474663]

約数ペア:

[(1, 27720474663), (3, 9240158221), (7, 3960067809), (21, 1320022603), (557, 49767459), (929, 29839047), (1671, 16589153), (2551, 10866513), (2787, 9946349), (3899, 7109637), (6503, 4262721), (7653, 3622171), (11697, 2369879), (17857, 1552359), (19509, 1420907), (53571, 517453)]