25984917

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 45527040

約数和(自身を除く): 19542123

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 79, 161, 207, 227, 237, 483, 553, 681, 711, 1449, 1589, 1659, 1817, 2043, 4767, 4977, 5221, 5451, 12719, 14301, 15663, 16353, 17933, 36547, 38157, 46989, 53799, 109641, 114471, 125531, 161397, 328923, 376593, 412459, 1129779, 1237377, 2887213, 3712131, 8661639, 25984917]

約数ペア:

[(1, 25984917), (3, 8661639), (7, 3712131), (9, 2887213), (21, 1237377), (23, 1129779), (63, 412459), (69, 376593), (79, 328923), (161, 161397), (207, 125531), (227, 114471), (237, 109641), (483, 53799), (553, 46989), (681, 38157), (711, 36547), (1449, 17933), (1589, 16353), (1659, 15663), (1817, 14301), (2043, 12719), (4767, 5451), (4977, 5221)]