388451195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 517881600

約数和(自身を除く): 129430405

約数列:

[1, 5, 11, 55, 107, 149, 443, 535, 745, 1177, 1639, 2215, 4873, 5885, 8195, 15943, 24365, 47401, 66007, 79715, 175373, 237005, 330035, 521411, 726077, 876865, 2607055, 3630385, 7062749, 35313745, 77690239, 388451195]

約数ペア:

[(1, 388451195), (5, 77690239), (11, 35313745), (55, 7062749), (107, 3630385), (149, 2607055), (443, 876865), (535, 726077), (745, 521411), (1177, 330035), (1639, 237005), (2215, 175373), (4873, 79715), (5885, 66007), (8195, 47401), (15943, 24365)]