31139229

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{787}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 46113760

約数和(自身を除く): 14974531

約数列:

[1, 3, 11, 33, 109, 121, 327, 363, 787, 1199, 2361, 3597, 8657, 13189, 25971, 39567, 85783, 95227, 257349, 285681, 943613, 2830839, 10379743, 31139229]

約数ペア:

[(1, 31139229), (3, 10379743), (11, 2830839), (33, 943613), (109, 285681), (121, 257349), (327, 95227), (363, 85783), (787, 39567), (1199, 25971), (2361, 13189), (3597, 8657)]