128874483

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:445

約数の個数: 40

約数和(自身を含む): 199075008

約数和(自身を除く): 70200525

約数列:

[1, 3, 9, 27, 43, 81, 129, 163, 227, 387, 489, 681, 1161, 1467, 2043, 3483, 4401, 6129, 7009, 9761, 13203, 18387, 21027, 29283, 37001, 63081, 87849, 111003, 189243, 263547, 333009, 567729, 790641, 999027, 1591043, 2997081, 4773129, 14319387, 42958161, 128874483]

約数ペア:

[(1, 128874483), (3, 42958161), (9, 14319387), (27, 4773129), (43, 2997081), (81, 1591043), (129, 999027), (163, 790641), (227, 567729), (387, 333009), (489, 263547), (681, 189243), (1161, 111003), (1467, 87849), (2043, 63081), (3483, 37001), (4401, 29283), (6129, 21027), (7009, 18387), (9761, 13203)]