42090489

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2819}}^1$

素因数の和:2914

約数の個数: 32

約数和(自身を含む): 72192000

約数和(自身を除く): 30101511

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 189, 237, 553, 711, 1659, 2133, 2819, 4977, 8457, 14931, 19733, 25371, 59199, 76113, 177597, 222701, 532791, 668103, 1558907, 2004309, 4676721, 6012927, 14030163, 42090489]

約数ペア:

[(1, 42090489), (3, 14030163), (7, 6012927), (9, 4676721), (21, 2004309), (27, 1558907), (63, 668103), (79, 532791), (189, 222701), (237, 177597), (553, 76113), (711, 59199), (1659, 25371), (2133, 19733), (2819, 14931), (4977, 8457)]