148921955

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1481}}^1$

素因数の和:1536

約数の個数: 48

約数和(自身を含む): 234321984

約数和(自身を除く): 85400029

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 169, 221, 455, 595, 845, 1105, 1183, 1481, 1547, 2873, 5915, 7405, 7735, 10367, 14365, 19253, 20111, 25177, 51835, 96265, 100555, 125885, 134771, 176239, 250289, 327301, 673855, 881195, 1251445, 1636505, 1752023, 2291107, 4254913, 8760115, 11455535, 21274565, 29784391, 148921955]

約数ペア:

[(1, 148921955), (5, 29784391), (7, 21274565), (13, 11455535), (17, 8760115), (35, 4254913), (65, 2291107), (85, 1752023), (91, 1636505), (119, 1251445), (169, 881195), (221, 673855), (455, 327301), (595, 250289), (845, 176239), (1105, 134771), (1183, 125885), (1481, 100555), (1547, 96265), (2873, 51835), (5915, 25177), (7405, 20111), (7735, 19253), (10367, 14365)]