1282125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:294

約数の個数: 32

約数和(自身を含む): 2306304

約数和(自身を除く): 1024179

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 263, 325, 375, 789, 975, 1315, 1625, 3419, 3945, 4875, 6575, 10257, 17095, 19725, 32875, 51285, 85475, 98625, 256425, 427375, 1282125]

約数ペア:

[(1, 1282125), (3, 427375), (5, 256425), (13, 98625), (15, 85475), (25, 51285), (39, 32875), (65, 19725), (75, 17095), (125, 10257), (195, 6575), (263, 4875), (325, 3945), (375, 3419), (789, 1625), (975, 1315)]