339995996

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 622702080

約数和(自身を除く): 282706084

約数列:

[1, 2, 4, 59, 71, 103, 118, 142, 197, 206, 236, 284, 394, 412, 788, 4189, 6077, 7313, 8378, 11623, 12154, 13987, 14626, 16756, 20291, 23246, 24308, 27974, 29252, 40582, 46492, 55948, 81164, 431467, 825233, 862934, 1197169, 1440661, 1650466, 1725868, 2394338, 2881322, 3300932, 4788676, 5762644, 84998999, 169997998, 339995996]

約数ペア:

[(1, 339995996), (2, 169997998), (4, 84998999), (59, 5762644), (71, 4788676), (103, 3300932), (118, 2881322), (142, 2394338), (197, 1725868), (206, 1650466), (236, 1440661), (284, 1197169), (394, 862934), (412, 825233), (788, 431467), (4189, 81164), (6077, 55948), (7313, 46492), (8378, 40582), (11623, 29252), (12154, 27974), (13987, 24308), (14626, 23246), (16756, 20291)]