66828375

素因数分解:

$3^3\times 5^3\times {\mathrm{19801}}^1$

素因数の和:19825

約数の個数: 32

約数和(自身を含む): 123564480

約数和(自身を除く): 56736105

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 675, 1125, 3375, 19801, 59403, 99005, 178209, 297015, 495025, 534627, 891045, 1485075, 2475125, 2673135, 4455225, 7425375, 13365675, 22276125, 66828375]

約数ペア:

[(1, 66828375), (3, 22276125), (5, 13365675), (9, 7425375), (15, 4455225), (25, 2673135), (27, 2475125), (45, 1485075), (75, 891045), (125, 534627), (135, 495025), (225, 297015), (375, 178209), (675, 99005), (1125, 59403), (3375, 19801)]