248980905

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{44983}}^1$

素因数の和:45038

約数の個数: 32

約数和(自身を含む): 453438720

約数和(自身を除く): 204457815

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 615, 1107, 1845, 5535, 44983, 134949, 224915, 404847, 674745, 1214541, 1844303, 2024235, 5532909, 6072705, 9221515, 16598727, 27664545, 49796181, 82993635, 248980905]

約数ペア:

[(1, 248980905), (3, 82993635), (5, 49796181), (9, 27664545), (15, 16598727), (27, 9221515), (41, 6072705), (45, 5532909), (123, 2024235), (135, 1844303), (205, 1214541), (369, 674745), (615, 404847), (1107, 224915), (1845, 134949), (5535, 44983)]