31427406

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{30631}}^1$

素因数の和:30661

約数の個数: 32

約数和(自身を含む): 73516800

約数和(自身を除く): 42089394

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 30631, 61262, 91893, 183786, 275679, 551358, 581989, 827037, 1163978, 1654074, 1745967, 3491934, 5237901, 10475802, 15713703, 31427406]

約数ペア:

[(1, 31427406), (2, 15713703), (3, 10475802), (6, 5237901), (9, 3491934), (18, 1745967), (19, 1654074), (27, 1163978), (38, 827037), (54, 581989), (57, 551358), (114, 275679), (171, 183786), (342, 91893), (513, 61262), (1026, 30631)]