81617532039

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{2657}}^1\times {\mathrm{59879}}^1$

素因数の和:62564

約数の個数: 32

約数和(自身を含む): 127328832000

約数和(自身を除く): 45711299961

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 2657, 7971, 23913, 50483, 59879, 71739, 151449, 179637, 454347, 538911, 1137701, 1363041, 1616733, 3413103, 10239309, 30717927, 159098503, 477295509, 1431886527, 3022871557, 4295659581, 9068614671, 27205844013, 81617532039]

約数ペア:

[(1, 81617532039), (3, 27205844013), (9, 9068614671), (19, 4295659581), (27, 3022871557), (57, 1431886527), (171, 477295509), (513, 159098503), (2657, 30717927), (7971, 10239309), (23913, 3413103), (50483, 1616733), (59879, 1363041), (71739, 1137701), (151449, 538911), (179637, 454347)]