213368233

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{631}}^1$

素因数の和:737

約数の個数: 24

約数和(自身を含む): 248982720

約数和(自身を除く): 35614487

約数列:

[1, 13, 19, 37, 247, 481, 631, 703, 1369, 8203, 9139, 11989, 17797, 23347, 26011, 155857, 303511, 338143, 443593, 863839, 5766709, 11229907, 16412941, 213368233]

約数ペア:

[(1, 213368233), (13, 16412941), (19, 11229907), (37, 5766709), (247, 863839), (481, 443593), (631, 338143), (703, 303511), (1369, 155857), (8203, 26011), (9139, 23347), (11989, 17797)]