42397901

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 55738368

約数和(自身を除く): 13340467

約数列:

[1, 7, 13, 23, 47, 91, 161, 299, 329, 431, 611, 1081, 2093, 3017, 4277, 5603, 7567, 9913, 14053, 20257, 39221, 69391, 98371, 128869, 141799, 263341, 465911, 902083, 1843387, 3261377, 6056843, 42397901]

約数ペア:

[(1, 42397901), (7, 6056843), (13, 3261377), (23, 1843387), (47, 902083), (91, 465911), (161, 263341), (299, 141799), (329, 128869), (431, 98371), (611, 69391), (1081, 39221), (2093, 20257), (3017, 14053), (4277, 9913), (5603, 7567)]