247069863

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{9697}}^1$

素因数の和:9871

約数の個数: 24

約数和(自身を含む): 378222000

約数和(自身を除く): 131152137

約数列:

[1, 3, 9, 19, 57, 149, 171, 447, 1341, 2831, 8493, 9697, 25479, 29091, 87273, 184243, 552729, 1444853, 1658187, 4334559, 13003677, 27452207, 82356621, 247069863]

約数ペア:

[(1, 247069863), (3, 82356621), (9, 27452207), (19, 13003677), (57, 4334559), (149, 1658187), (171, 1444853), (447, 552729), (1341, 184243), (2831, 87273), (8493, 29091), (9697, 25479)]