2842245

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{1289}}^1$

素因数の和:1314

約数の個数: 36

約数和(自身を含む): 5735340

約数和(自身を除く): 2893095

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 1289, 2205, 3867, 6445, 9023, 11601, 19335, 27069, 45115, 58005, 63161, 81207, 135345, 189483, 315805, 406035, 568449, 947415, 2842245]

約数ペア:

[(1, 2842245), (3, 947415), (5, 568449), (7, 406035), (9, 315805), (15, 189483), (21, 135345), (35, 81207), (45, 63161), (49, 58005), (63, 45115), (105, 27069), (147, 19335), (245, 11601), (315, 9023), (441, 6445), (735, 3867), (1289, 2205)]