164466721

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 184789440

約数和(自身を除く): 20322719

約数列:

[1, 17, 23, 109, 227, 289, 391, 1853, 2507, 3859, 5221, 6647, 24743, 31501, 42619, 65603, 88757, 420631, 569089, 724523, 1508869, 7150727, 9674513, 164466721]

約数ペア:

[(1, 164466721), (17, 9674513), (23, 7150727), (109, 1508869), (227, 724523), (289, 569089), (391, 420631), (1853, 88757), (2507, 65603), (3859, 42619), (5221, 31501), (6647, 24743)]