38964375

素因数分解:

$3^3\times 5^4\times {\mathrm{2309}}^1$

素因数の和:2338

約数の個数: 40

約数和(自身を含む): 72164400

約数和(自身を除く): 33200025

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 625, 675, 1125, 1875, 2309, 3375, 5625, 6927, 11545, 16875, 20781, 34635, 57725, 62343, 103905, 173175, 288625, 311715, 519525, 865875, 1443125, 1558575, 2597625, 4329375, 7792875, 12988125, 38964375]

約数ペア:

[(1, 38964375), (3, 12988125), (5, 7792875), (9, 4329375), (15, 2597625), (25, 1558575), (27, 1443125), (45, 865875), (75, 519525), (125, 311715), (135, 288625), (225, 173175), (375, 103905), (625, 62343), (675, 57725), (1125, 34635), (1875, 20781), (2309, 16875), (3375, 11545), (5625, 6927)]