71672816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{263503}}^1$

素因数の和:263528

約数の個数: 20

約数和(自身を含む): 147035232

約数和(自身を除く): 75362416

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 263503, 527006, 1054012, 2108024, 4216048, 4479551, 8959102, 17918204, 35836408, 71672816]

約数ペア:

[(1, 71672816), (2, 35836408), (4, 17918204), (8, 8959102), (16, 4479551), (17, 4216048), (34, 2108024), (68, 1054012), (136, 527006), (272, 263503)]