172904161

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 201484800

約数和(自身を除く): 28580639

約数列:

[1, 17, 19, 43, 59, 211, 323, 731, 817, 1003, 1121, 2537, 3587, 4009, 9073, 12449, 13889, 19057, 43129, 48203, 68153, 154241, 172387, 211633, 236531, 535307, 819451, 2930579, 4021027, 9100219, 10170833, 172904161]

約数ペア:

[(1, 172904161), (17, 10170833), (19, 9100219), (43, 4021027), (59, 2930579), (211, 819451), (323, 535307), (731, 236531), (817, 211633), (1003, 172387), (1121, 154241), (2537, 68153), (3587, 48203), (4009, 43129), (9073, 19057), (12449, 13889)]