209915691807

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5897}}^1\times {\mathrm{30347}}^1$

素因数の和:36287

約数の個数: 32

約数和(自身を含む): 309299046912

約数和(自身を除く): 99383355105

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 5897, 17691, 30347, 91041, 100249, 135631, 300747, 406893, 515899, 697981, 1547697, 2093943, 2305727, 6917181, 11865677, 35597031, 178956259, 536868777, 3042256403, 4115993957, 9126769209, 12347981871, 69971897269, 209915691807]

約数ペア:

[(1, 209915691807), (3, 69971897269), (17, 12347981871), (23, 9126769209), (51, 4115993957), (69, 3042256403), (391, 536868777), (1173, 178956259), (5897, 35597031), (17691, 11865677), (30347, 6917181), (91041, 2305727), (100249, 2093943), (135631, 1547697), (300747, 697981), (406893, 515899)]