203173815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{15551}}^1$

素因数の和:15639

約数の個数: 32

約数和(自身を含む): 355332096

約数和(自身を除く): 152158281

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 195, 201, 335, 871, 1005, 2613, 4355, 13065, 15551, 46653, 77755, 202163, 233265, 606489, 1010815, 1041917, 3032445, 3125751, 5209585, 13544921, 15628755, 40634763, 67724605, 203173815]

約数ペア:

[(1, 203173815), (3, 67724605), (5, 40634763), (13, 15628755), (15, 13544921), (39, 5209585), (65, 3125751), (67, 3032445), (195, 1041917), (201, 1010815), (335, 606489), (871, 233265), (1005, 202163), (2613, 77755), (4355, 46653), (13065, 15551)]