254152145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{90931}}^1$

素因数の和:90992

約数の個数: 16

約数和(自身を含む): 336084672

約数和(自身を除く): 81932527

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 90931, 454655, 1182103, 3910033, 5910515, 19550165, 50830429, 254152145]

約数ペア:

[(1, 254152145), (5, 50830429), (13, 19550165), (43, 5910515), (65, 3910033), (215, 1182103), (559, 454655), (2795, 90931)]