42426290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{136859}}^1$

素因数の和:136897

約数の個数: 16

約数和(自身を含む): 78831360

約数和(自身を除く): 36405070

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 136859, 273718, 684295, 1368590, 4242629, 8485258, 21213145, 42426290]

約数ペア:

[(1, 42426290), (2, 21213145), (5, 8485258), (10, 4242629), (31, 1368590), (62, 684295), (155, 273718), (310, 136859)]