28485375

素因数分解:

$3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{2053}}^1$

素因数の和:2108

約数の個数: 32

約数和(自身を含む): 48704448

約数和(自身を除く): 20219073

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 125, 185, 375, 555, 925, 2053, 2775, 4625, 6159, 10265, 13875, 30795, 51325, 75961, 153975, 227883, 256625, 379805, 769875, 1139415, 1899025, 5697075, 9495125, 28485375]

約数ペア:

[(1, 28485375), (3, 9495125), (5, 5697075), (15, 1899025), (25, 1139415), (37, 769875), (75, 379805), (111, 256625), (125, 227883), (185, 153975), (375, 75961), (555, 51325), (925, 30795), (2053, 13875), (2775, 10265), (4625, 6159)]