87160778

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:614

約数の個数: 24

約数和(自身を含む): 136736100

約数和(自身を除く): 49575322

約数列:

[1, 2, 31, 62, 101, 202, 449, 898, 961, 1922, 3131, 6262, 13919, 27838, 45349, 90698, 97061, 194122, 431489, 862978, 1405819, 2811638, 43580389, 87160778]

約数ペア:

[(1, 87160778), (2, 43580389), (31, 2811638), (62, 1405819), (101, 862978), (202, 431489), (449, 194122), (898, 97061), (961, 90698), (1922, 45349), (3131, 27838), (6262, 13919)]