28268875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 38211264

約数和(自身を除く): 9942389

約数列:

[1, 5, 17, 25, 53, 85, 125, 251, 265, 425, 901, 1255, 1325, 2125, 4267, 4505, 6275, 6625, 13303, 21335, 22525, 31375, 66515, 106675, 112625, 226151, 332575, 533375, 1130755, 1662875, 5653775, 28268875]

約数ペア:

[(1, 28268875), (5, 5653775), (17, 1662875), (25, 1130755), (53, 533375), (85, 332575), (125, 226151), (251, 112625), (265, 106675), (425, 66515), (901, 31375), (1255, 22525), (1325, 21335), (2125, 13303), (4267, 6625), (4505, 6275)]