81021930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{245521}}^1$

素因数の和:245542

約数の個数: 32

約数和(自身を含む): 212131008

約数和(自身を除く): 131109078

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 245521, 491042, 736563, 1227605, 1473126, 2455210, 2700731, 3682815, 5401462, 7365630, 8102193, 13503655, 16204386, 27007310, 40510965, 81021930]

約数ペア:

[(1, 81021930), (2, 40510965), (3, 27007310), (5, 16204386), (6, 13503655), (10, 8102193), (11, 7365630), (15, 5401462), (22, 3682815), (30, 2700731), (33, 2455210), (55, 1473126), (66, 1227605), (110, 736563), (165, 491042), (330, 245521)]