15598990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1301}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 30935520

約数和(自身を除く): 15336530

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 1301, 2398, 2602, 5995, 6505, 11990, 13010, 14311, 28622, 71555, 141809, 143110, 283618, 709045, 1418090, 1559899, 3119798, 7799495, 15598990]

約数ペア:

[(1, 15598990), (2, 7799495), (5, 3119798), (10, 1559899), (11, 1418090), (22, 709045), (55, 283618), (109, 143110), (110, 141809), (218, 71555), (545, 28622), (1090, 14311), (1199, 13010), (1301, 11990), (2398, 6505), (2602, 5995)]