22210405

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 31569408

約数和(自身を除く): 9359003

約数列:

[1, 5, 7, 35, 61, 101, 103, 305, 427, 505, 515, 707, 721, 2135, 3535, 3605, 6161, 6283, 10403, 30805, 31415, 43127, 43981, 52015, 72821, 215635, 219905, 364105, 634583, 3172915, 4442081, 22210405]

約数ペア:

[(1, 22210405), (5, 4442081), (7, 3172915), (35, 634583), (61, 364105), (101, 219905), (103, 215635), (305, 72821), (427, 52015), (505, 43981), (515, 43127), (707, 31415), (721, 30805), (2135, 10403), (3535, 6283), (3605, 6161)]