121405823

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{569}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 161533440

約数和(自身を除く): 40127617

約数列:

[1, 7, 11, 17, 77, 119, 163, 187, 569, 1141, 1309, 1793, 2771, 3983, 6259, 9673, 12551, 19397, 30481, 43813, 67711, 92747, 106403, 213367, 649229, 744821, 1020217, 1576699, 7141519, 11036893, 17343689, 121405823]

約数ペア:

[(1, 121405823), (7, 17343689), (11, 11036893), (17, 7141519), (77, 1576699), (119, 1020217), (163, 744821), (187, 649229), (569, 213367), (1141, 106403), (1309, 92747), (1793, 67711), (2771, 43813), (3983, 30481), (6259, 19397), (9673, 12551)]