1801875

素因数分解:

$3^1\times 5^4\times {\mathrm{31}}^2$

素因数の和:85

約数の個数: 30

約数和(自身を含む): 3102132

約数和(自身を除く): 1300257

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 125, 155, 375, 465, 625, 775, 961, 1875, 2325, 2883, 3875, 4805, 11625, 14415, 19375, 24025, 58125, 72075, 120125, 360375, 600625, 1801875]

約数ペア:

[(1, 1801875), (3, 600625), (5, 360375), (15, 120125), (25, 72075), (31, 58125), (75, 24025), (93, 19375), (125, 14415), (155, 11625), (375, 4805), (465, 3875), (625, 2883), (775, 2325), (961, 1875)]