221023426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{7043}}^1$

素因数の和:7146

約数の個数: 32

約数和(自身を含む): 383419008

約数和(自身を除く): 162395582

約数列:

[1, 2, 13, 17, 26, 34, 71, 142, 221, 442, 923, 1207, 1846, 2414, 7043, 14086, 15691, 31382, 91559, 119731, 183118, 239462, 500053, 1000106, 1556503, 3113006, 6500689, 8500901, 13001378, 17001802, 110511713, 221023426]

約数ペア:

[(1, 221023426), (2, 110511713), (13, 17001802), (17, 13001378), (26, 8500901), (34, 6500689), (71, 3113006), (142, 1556503), (221, 1000106), (442, 500053), (923, 239462), (1207, 183118), (1846, 119731), (2414, 91559), (7043, 31382), (14086, 15691)]