38186421

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1021}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 63184128

約数和(自身を除く): 24997707

約数列:

[1, 3, 7, 13, 21, 39, 91, 137, 273, 411, 959, 1021, 1781, 2877, 3063, 5343, 7147, 12467, 13273, 21441, 37401, 39819, 92911, 139877, 278733, 419631, 979139, 1818401, 2937417, 5455203, 12728807, 38186421]

約数ペア:

[(1, 38186421), (3, 12728807), (7, 5455203), (13, 2937417), (21, 1818401), (39, 979139), (91, 419631), (137, 278733), (273, 139877), (411, 92911), (959, 39819), (1021, 37401), (1781, 21441), (2877, 13273), (3063, 12467), (5343, 7147)]