128762354

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4441}}^1$

素因数の和:4578

約数の個数: 32

約数和(自身を含む): 234537600

約数和(自身を除く): 105775246

約数列:

[1, 2, 7, 14, 19, 38, 109, 133, 218, 266, 763, 1526, 2071, 4142, 4441, 8882, 14497, 28994, 31087, 62174, 84379, 168758, 484069, 590653, 968138, 1181306, 3388483, 6776966, 9197311, 18394622, 64381177, 128762354]

約数ペア:

[(1, 128762354), (2, 64381177), (7, 18394622), (14, 9197311), (19, 6776966), (38, 3388483), (109, 1181306), (133, 968138), (218, 590653), (266, 484069), (763, 168758), (1526, 84379), (2071, 62174), (4142, 31087), (4441, 28994), (8882, 14497)]