39955815

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6883}}^1$

素因数の和:6940

約数の個数: 32

約数和(自身を含む): 72695040

約数和(自身を除く): 32739225

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 6883, 20649, 34415, 61947, 103245, 185841, 295969, 309735, 887907, 929205, 1479845, 2663721, 4439535, 7991163, 13318605, 39955815]

約数ペア:

[(1, 39955815), (3, 13318605), (5, 7991163), (9, 4439535), (15, 2663721), (27, 1479845), (43, 929205), (45, 887907), (129, 309735), (135, 295969), (215, 185841), (387, 103245), (645, 61947), (1161, 34415), (1935, 20649), (5805, 6883)]