72219747

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 104265216

約数和(自身を除く): 32045469

約数列:

[1, 3, 23, 43, 69, 101, 129, 241, 303, 723, 989, 2323, 2967, 4343, 5543, 6969, 10363, 13029, 16629, 24341, 31089, 73023, 99889, 238349, 299667, 559843, 715047, 1046663, 1679529, 3139989, 24073249, 72219747]

約数ペア:

[(1, 72219747), (3, 24073249), (23, 3139989), (43, 1679529), (69, 1046663), (101, 715047), (129, 559843), (241, 299667), (303, 238349), (723, 99889), (989, 73023), (2323, 31089), (2967, 24341), (4343, 16629), (5543, 13029), (6969, 10363)]