81875826

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{79801}}^1$

素因数の和:79831

約数の個数: 32

約数和(自身を含む): 191524800

約数和(自身を除く): 109648974

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 79801, 159602, 239403, 478806, 718209, 1436418, 1516219, 2154627, 3032438, 4309254, 4548657, 9097314, 13645971, 27291942, 40937913, 81875826]

約数ペア:

[(1, 81875826), (2, 40937913), (3, 27291942), (6, 13645971), (9, 9097314), (18, 4548657), (19, 4309254), (27, 3032438), (38, 2154627), (54, 1516219), (57, 1436418), (114, 718209), (171, 478806), (342, 239403), (513, 159602), (1026, 79801)]