206560011

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 341452800

約数和(自身を除く): 134892789

約数列:

[1, 3, 7, 21, 29, 37, 87, 89, 103, 111, 203, 259, 267, 309, 609, 623, 721, 777, 1073, 1869, 2163, 2581, 2987, 3219, 3293, 3811, 7511, 7743, 8961, 9167, 9879, 11433, 18067, 20909, 22533, 23051, 26677, 27501, 54201, 62727, 64169, 69153, 80031, 95497, 110519, 192507, 265843, 286491, 331557, 339179, 668479, 773633, 797529, 1017537, 1860901, 2005437, 2320899, 2374253, 5582703, 7122759, 9836191, 29508573, 68853337, 206560011]

約数ペア:

[(1, 206560011), (3, 68853337), (7, 29508573), (21, 9836191), (29, 7122759), (37, 5582703), (87, 2374253), (89, 2320899), (103, 2005437), (111, 1860901), (203, 1017537), (259, 797529), (267, 773633), (309, 668479), (609, 339179), (623, 331557), (721, 286491), (777, 265843), (1073, 192507), (1869, 110519), (2163, 95497), (2581, 80031), (2987, 69153), (3219, 64169), (3293, 62727), (3811, 54201), (7511, 27501), (7743, 26677), (8961, 23051), (9167, 22533), (9879, 20909), (11433, 18067)]