208691205

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{701}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 339655680

約数和(自身を除く): 130964475

約数列:

[1, 3, 5, 15, 89, 223, 267, 445, 669, 701, 1115, 1335, 2103, 3345, 3505, 10515, 19847, 59541, 62389, 99235, 156323, 187167, 297705, 311945, 468969, 781615, 935835, 2344845, 13912747, 41738241, 69563735, 208691205]

約数ペア:

[(1, 208691205), (3, 69563735), (5, 41738241), (15, 13912747), (89, 2344845), (223, 935835), (267, 781615), (445, 468969), (669, 311945), (701, 297705), (1115, 187167), (1335, 156323), (2103, 99235), (3345, 62389), (3505, 59541), (10515, 19847)]