921566177

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{21061}}^1$

素因数の和:21141

約数の個数: 24

約数和(自身を含む): 1152512640

約数和(自身を除く): 230946463

約数列:

[1, 7, 19, 47, 49, 133, 329, 893, 931, 2303, 6251, 21061, 43757, 147427, 400159, 989867, 1031989, 2801113, 6929069, 18807473, 19607791, 48503483, 131652311, 921566177]

約数ペア:

[(1, 921566177), (7, 131652311), (19, 48503483), (47, 19607791), (49, 18807473), (133, 6929069), (329, 2801113), (893, 1031989), (931, 989867), (2303, 400159), (6251, 147427), (21061, 43757)]