279512065

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1633

約数の個数: 32

約数和(自身を含む): 394260480

約数和(自身を除く): 114748415

約数列:

[1, 5, 7, 35, 61, 89, 305, 427, 445, 623, 1471, 2135, 3115, 5429, 7355, 10297, 27145, 38003, 51485, 89731, 130919, 190015, 448655, 628117, 654595, 916433, 3140585, 4582165, 7986059, 39930295, 55902413, 279512065]

約数ペア:

[(1, 279512065), (5, 55902413), (7, 39930295), (35, 7986059), (61, 4582165), (89, 3140585), (305, 916433), (427, 654595), (445, 628117), (623, 448655), (1471, 190015), (2135, 130919), (3115, 89731), (5429, 51485), (7355, 38003), (10297, 27145)]