42987638

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{6361}}^1$

素因数の和:6503

約数の個数: 16

約数和(自身を含む): 67182720

約数和(自身を除く): 24195082

約数列:

[1, 2, 31, 62, 109, 218, 3379, 6361, 6758, 12722, 197191, 394382, 693349, 1386698, 21493819, 42987638]

約数ペア:

[(1, 42987638), (2, 21493819), (31, 1386698), (62, 693349), (109, 394382), (218, 197191), (3379, 12722), (6361, 6758)]