25604787

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 38384640

約数和(自身を除く): 12779853

約数列:

[1, 3, 13, 39, 41, 67, 123, 201, 239, 533, 717, 871, 1599, 2613, 2747, 3107, 8241, 9321, 9799, 16013, 29397, 35711, 48039, 107133, 127387, 208169, 382161, 624507, 656533, 1969599, 8534929, 25604787]

約数ペア:

[(1, 25604787), (3, 8534929), (13, 1969599), (39, 656533), (41, 624507), (67, 382161), (123, 208169), (201, 127387), (239, 107133), (533, 48039), (717, 35711), (871, 29397), (1599, 16013), (2613, 9799), (2747, 9321), (3107, 8241)]