91398531

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{577}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 147228160

約数和(自身を除く): 55829629

約数列:

[1, 3, 7, 19, 21, 57, 133, 397, 399, 577, 1191, 1731, 2779, 4039, 7543, 8337, 10963, 12117, 22629, 32889, 52801, 76741, 158403, 229069, 230223, 687207, 1603483, 4352311, 4810449, 13056933, 30466177, 91398531]

約数ペア:

[(1, 91398531), (3, 30466177), (7, 13056933), (19, 4810449), (21, 4352311), (57, 1603483), (133, 687207), (397, 230223), (399, 229069), (577, 158403), (1191, 76741), (1731, 52801), (2779, 32889), (4039, 22629), (7543, 12117), (8337, 10963)]