9691990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 22353408

約数和(自身を除く): 12661418

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 55, 70, 77, 82, 110, 154, 205, 287, 307, 385, 410, 451, 574, 614, 770, 902, 1435, 1535, 2149, 2255, 2870, 3070, 3157, 3377, 4298, 4510, 6314, 6754, 10745, 12587, 15785, 16885, 21490, 23639, 25174, 31570, 33770, 47278, 62935, 88109, 118195, 125870, 138457, 176218, 236390, 276914, 440545, 692285, 881090, 969199, 1384570, 1938398, 4845995, 9691990]

約数ペア:

[(1, 9691990), (2, 4845995), (5, 1938398), (7, 1384570), (10, 969199), (11, 881090), (14, 692285), (22, 440545), (35, 276914), (41, 236390), (55, 176218), (70, 138457), (77, 125870), (82, 118195), (110, 88109), (154, 62935), (205, 47278), (287, 33770), (307, 31570), (385, 25174), (410, 23639), (451, 21490), (574, 16885), (614, 15785), (770, 12587), (902, 10745), (1435, 6754), (1535, 6314), (2149, 4510), (2255, 4298), (2870, 3377), (3070, 3157)]