61812569

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4219}}^1$

素因数の和:4269

約数の個数: 24

約数和(自身を含む): 80821440

約数和(自身を除く): 19008871

約数列:

[1, 7, 13, 23, 49, 91, 161, 299, 637, 1127, 2093, 4219, 14651, 29533, 54847, 97037, 206731, 383929, 679259, 1261481, 2687503, 4754813, 8830367, 61812569]

約数ペア:

[(1, 61812569), (7, 8830367), (13, 4754813), (23, 2687503), (49, 1261481), (91, 679259), (161, 383929), (299, 206731), (637, 97037), (1127, 54847), (2093, 29533), (4219, 14651)]