40872394

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1\times {\mathrm{631}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 62112960

約数和(自身を除く): 21240566

約数列:

[1, 2, 139, 233, 278, 466, 631, 1262, 32387, 64774, 87709, 147023, 175418, 294046, 20436197, 40872394]

約数ペア:

[(1, 40872394), (2, 20436197), (139, 294046), (233, 175418), (278, 147023), (466, 87709), (631, 64774), (1262, 32387)]