222129215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{2129}}^1$

素因数の和:2423

約数の個数: 32

約数和(自身を含む): 333711360

約数和(自身を除く): 111582145

約数列:

[1, 5, 7, 11, 35, 55, 77, 271, 385, 1355, 1897, 2129, 2981, 9485, 10645, 14903, 14905, 20867, 23419, 74515, 104335, 117095, 163933, 576959, 819665, 2884795, 4038713, 6346549, 20193565, 31732745, 44425843, 222129215]

約数ペア:

[(1, 222129215), (5, 44425843), (7, 31732745), (11, 20193565), (35, 6346549), (55, 4038713), (77, 2884795), (271, 819665), (385, 576959), (1355, 163933), (1897, 117095), (2129, 104335), (2981, 74515), (9485, 23419), (10645, 20867), (14903, 14905)]