40159821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{6911}}^1$

素因数の和:7076

約数の個数: 16

約数和(自身を含む): 58060800

約数和(自身を除く): 17900979

約数列:

[1, 3, 13, 39, 149, 447, 1937, 5811, 6911, 20733, 89843, 269529, 1029739, 3089217, 13386607, 40159821]

約数ペア:

[(1, 40159821), (3, 13386607), (13, 3089217), (39, 1029739), (149, 269529), (447, 89843), (1937, 20733), (5811, 6911)]