395738785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1409}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 532980000

約数和(自身を除く): 137241215

約数列:

[1, 5, 13, 29, 65, 145, 149, 377, 745, 1409, 1885, 1937, 4321, 7045, 9685, 18317, 21605, 40861, 56173, 91585, 204305, 209941, 280865, 531193, 1049705, 2655965, 2729233, 6088289, 13646165, 30441445, 79147757, 395738785]

約数ペア:

[(1, 395738785), (5, 79147757), (13, 30441445), (29, 13646165), (65, 6088289), (145, 2729233), (149, 2655965), (377, 1049705), (745, 531193), (1409, 280865), (1885, 209941), (1937, 204305), (4321, 91585), (7045, 56173), (9685, 40861), (18317, 21605)]