13163990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2113}}^1$

素因数の和:2216

約数の個数: 32

約数和(自身を含む): 27397440

約数和(自身を除く): 14233450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 2113, 3115, 4226, 6230, 10565, 14791, 21130, 29582, 73955, 147910, 188057, 376114, 940285, 1316399, 1880570, 2632798, 6581995, 13163990]

約数ペア:

[(1, 13163990), (2, 6581995), (5, 2632798), (7, 1880570), (10, 1316399), (14, 940285), (35, 376114), (70, 188057), (89, 147910), (178, 73955), (445, 29582), (623, 21130), (890, 14791), (1246, 10565), (2113, 6230), (3115, 4226)]