28250175

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{22157}}^1$

素因数の和:22187

約数の個数: 24

約数和(自身を含む): 49456656

約数和(自身を除く): 21206481

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 22157, 66471, 110785, 332355, 376669, 553925, 1130007, 1661775, 1883345, 5650035, 9416725, 28250175]

約数ペア:

[(1, 28250175), (3, 9416725), (5, 5650035), (15, 1883345), (17, 1661775), (25, 1130007), (51, 553925), (75, 376669), (85, 332355), (255, 110785), (425, 66471), (1275, 22157)]