15205840251

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{242413}}^1$

素因数の和:242555

約数の個数: 32

約数和(自身を含む): 24202613760

約数和(自身を除く): 8996773509

約数列:

[1, 3, 7, 21, 29, 87, 103, 203, 309, 609, 721, 2163, 2987, 8961, 20909, 62727, 242413, 727239, 1696891, 5090673, 7029977, 21089931, 24968539, 49209839, 74905617, 147629517, 174779773, 524339319, 724087631, 2172262893, 5068613417, 15205840251]

約数ペア:

[(1, 15205840251), (3, 5068613417), (7, 2172262893), (21, 724087631), (29, 524339319), (87, 174779773), (103, 147629517), (203, 74905617), (309, 49209839), (609, 24968539), (721, 21089931), (2163, 7029977), (2987, 5090673), (8961, 1696891), (20909, 727239), (62727, 242413)]