38399719

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 43765920

約数和(自身を除く): 5366201

約数列:

[1, 17, 23, 53, 109, 289, 391, 901, 1219, 1853, 2507, 5777, 6647, 15317, 20723, 31501, 42619, 98209, 132871, 352291, 724523, 1669553, 2258807, 38399719]

約数ペア:

[(1, 38399719), (17, 2258807), (23, 1669553), (53, 724523), (109, 352291), (289, 132871), (391, 98209), (901, 42619), (1219, 31501), (1853, 20723), (2507, 15317), (5777, 6647)]