1221016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 2502000

約数和(自身を除く): 1280984

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 277, 551, 554, 1102, 1108, 2204, 2216, 4408, 5263, 8033, 10526, 16066, 21052, 32132, 42104, 64264, 152627, 305254, 610508, 1221016]

約数ペア:

[(1, 1221016), (2, 610508), (4, 305254), (8, 152627), (19, 64264), (29, 42104), (38, 32132), (58, 21052), (76, 16066), (116, 10526), (152, 8033), (232, 5263), (277, 4408), (551, 2216), (554, 2204), (1102, 1108)]