4921875

素因数分解:

$3^2\times 5^7\times 7^1$

素因数の和:48

約数の個数: 48

約数和(自身を含む): 10156224

約数和(自身を除く): 5234349

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 625, 875, 1125, 1575, 1875, 2625, 3125, 4375, 5625, 7875, 9375, 13125, 15625, 21875, 28125, 39375, 46875, 65625, 78125, 109375, 140625, 196875, 234375, 328125, 546875, 703125, 984375, 1640625, 4921875]

約数ペア:

[(1, 4921875), (3, 1640625), (5, 984375), (7, 703125), (9, 546875), (15, 328125), (21, 234375), (25, 196875), (35, 140625), (45, 109375), (63, 78125), (75, 65625), (105, 46875), (125, 39375), (175, 28125), (225, 21875), (315, 15625), (375, 13125), (525, 9375), (625, 7875), (875, 5625), (1125, 4375), (1575, 3125), (1875, 2625)]