90439785

素因数分解:

$3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{6421}}^1$

素因数の和:6745

約数の個数: 24

約数和(自身を含む): 157287624

約数和(自身を除く): 66847839

約数列:

[1, 3, 5, 9, 15, 45, 313, 939, 1565, 2817, 4695, 6421, 14085, 19263, 32105, 57789, 96315, 288945, 2009773, 6029319, 10048865, 18087957, 30146595, 90439785]

約数ペア:

[(1, 90439785), (3, 30146595), (5, 18087957), (9, 10048865), (15, 6029319), (45, 2009773), (313, 288945), (939, 96315), (1565, 57789), (2817, 32105), (4695, 19263), (6421, 14085)]