27401985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1511}}^1$

素因数の和:1566

約数の個数: 48

約数和(自身を含む): 52835328

約数和(自身を除く): 25433343

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 65, 93, 117, 155, 195, 279, 403, 465, 585, 1209, 1395, 1511, 2015, 3627, 4533, 6045, 7555, 13599, 18135, 19643, 22665, 46841, 58929, 67995, 98215, 140523, 176787, 234205, 294645, 421569, 608933, 702615, 883935, 1826799, 2107845, 3044665, 5480397, 9133995, 27401985]

約数ペア:

[(1, 27401985), (3, 9133995), (5, 5480397), (9, 3044665), (13, 2107845), (15, 1826799), (31, 883935), (39, 702615), (45, 608933), (65, 421569), (93, 294645), (117, 234205), (155, 176787), (195, 140523), (279, 98215), (403, 67995), (465, 58929), (585, 46841), (1209, 22665), (1395, 19643), (1511, 18135), (2015, 13599), (3627, 7555), (4533, 6045)]