2148545

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 3276288

約数和(自身を除く): 1127743

約数列:

[1, 5, 7, 17, 23, 35, 85, 115, 119, 157, 161, 391, 595, 785, 805, 1099, 1955, 2669, 2737, 3611, 5495, 13345, 13685, 18055, 18683, 25277, 61387, 93415, 126385, 306935, 429709, 2148545]

約数ペア:

[(1, 2148545), (5, 429709), (7, 306935), (17, 126385), (23, 93415), (35, 61387), (85, 25277), (115, 18683), (119, 18055), (157, 13685), (161, 13345), (391, 5495), (595, 3611), (785, 2737), (805, 2669), (1099, 1955)]