181806363

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:497

約数の個数: 40

約数和(自身を含む): 279027936

約数和(自身を除く): 97221573

約数列:

[1, 3, 9, 27, 71, 81, 101, 213, 303, 313, 639, 909, 939, 1917, 2727, 2817, 5751, 7171, 8181, 8451, 21513, 22223, 25353, 31613, 64539, 66669, 94839, 193617, 200007, 284517, 580851, 600021, 853551, 1800063, 2244523, 2560653, 6733569, 20200707, 60602121, 181806363]

約数ペア:

[(1, 181806363), (3, 60602121), (9, 20200707), (27, 6733569), (71, 2560653), (81, 2244523), (101, 1800063), (213, 853551), (303, 600021), (313, 580851), (639, 284517), (909, 200007), (939, 193617), (1917, 94839), (2727, 66669), (2817, 64539), (5751, 31613), (7171, 25353), (8181, 22223), (8451, 21513)]