394075125

素因数分解:

$3^4\times 5^3\times {\mathrm{38921}}^1$

素因数の和:38948

約数の個数: 40

約数和(自身を含む): 734691672

約数和(自身を除く): 340616547

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 675, 1125, 2025, 3375, 10125, 38921, 116763, 194605, 350289, 583815, 973025, 1050867, 1751445, 2919075, 3152601, 4865125, 5254335, 8757225, 14595375, 15763005, 26271675, 43786125, 78815025, 131358375, 394075125]

約数ペア:

[(1, 394075125), (3, 131358375), (5, 78815025), (9, 43786125), (15, 26271675), (25, 15763005), (27, 14595375), (45, 8757225), (75, 5254335), (81, 4865125), (125, 3152601), (135, 2919075), (225, 1751445), (375, 1050867), (405, 973025), (675, 583815), (1125, 350289), (2025, 194605), (3375, 116763), (10125, 38921)]