189712222

素因数分解:

$2^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{21751}}^1$

素因数の和:21856

約数の個数: 24

約数和(自身を含む): 334763280

約数和(自身を除く): 145051058

約数列:

[1, 2, 7, 14, 49, 89, 98, 178, 623, 1246, 4361, 8722, 21751, 43502, 152257, 304514, 1065799, 1935839, 2131598, 3871678, 13550873, 27101746, 94856111, 189712222]

約数ペア:

[(1, 189712222), (2, 94856111), (7, 27101746), (14, 13550873), (49, 3871678), (89, 2131598), (98, 1935839), (178, 1065799), (623, 304514), (1246, 152257), (4361, 43502), (8722, 21751)]