157816449

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{30181}}^1$

素因数の和:30277

約数の個数: 24

約数和(自身を含む): 263669952

約数和(自身を除く): 105853503

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 30181, 90543, 211267, 271629, 633801, 1901403, 2505023, 7515069, 17535161, 22545207, 52605483, 157816449]

約数ペア:

[(1, 157816449), (3, 52605483), (7, 22545207), (9, 17535161), (21, 7515069), (63, 2505023), (83, 1901403), (249, 633801), (581, 271629), (747, 211267), (1743, 90543), (5229, 30181)]