25872585

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3947}}^1$

素因数の和:3997

約数の個数: 32

約数和(自身を含む): 45480960

約数和(自身を除く): 19608375

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 3947, 6555, 11841, 19735, 59205, 74993, 90781, 224979, 272343, 374965, 453905, 1124895, 1361715, 1724839, 5174517, 8624195, 25872585]

約数ペア:

[(1, 25872585), (3, 8624195), (5, 5174517), (15, 1724839), (19, 1361715), (23, 1124895), (57, 453905), (69, 374965), (95, 272343), (115, 224979), (285, 90781), (345, 74993), (437, 59205), (1311, 19735), (2185, 11841), (3947, 6555)]