489908452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{70919}}^1$

素因数の和:71091

約数の個数: 24

約数和(自身を含む): 941250240

約数和(自身を除く): 451341788

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 70919, 141838, 283676, 780109, 1560218, 3120436, 11134283, 22268566, 44537132, 122477113, 244954226, 489908452]

約数ペア:

[(1, 489908452), (2, 244954226), (4, 122477113), (11, 44537132), (22, 22268566), (44, 11134283), (157, 3120436), (314, 1560218), (628, 780109), (1727, 283676), (3454, 141838), (6908, 70919)]