25978563

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{24671}}^1$

素因数の和:24696

約数の個数: 20

約数和(自身を含む): 41794368

約数和(自身を除く): 15815805

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 24671, 74013, 222039, 320723, 666117, 962169, 1998351, 2886507, 8659521, 25978563]

約数ペア:

[(1, 25978563), (3, 8659521), (9, 2886507), (13, 1998351), (27, 962169), (39, 666117), (81, 320723), (117, 222039), (351, 74013), (1053, 24671)]