216655120784

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2141}}^1\times {\mathrm{204019}}^1$

素因数の和:206199

約数の個数: 40

約数和(自身を含む): 433514753280

約数和(自身を除く): 216859632496

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2141, 4282, 8564, 17128, 34256, 66371, 132742, 204019, 265484, 408038, 530968, 816076, 1061936, 1632152, 3264304, 6324589, 12649178, 25298356, 50596712, 101193424, 436804679, 873609358, 1747218716, 3494437432, 6988874864, 13540945049, 27081890098, 54163780196, 108327560392, 216655120784]

約数ペア:

[(1, 216655120784), (2, 108327560392), (4, 54163780196), (8, 27081890098), (16, 13540945049), (31, 6988874864), (62, 3494437432), (124, 1747218716), (248, 873609358), (496, 436804679), (2141, 101193424), (4282, 50596712), (8564, 25298356), (17128, 12649178), (34256, 6324589), (66371, 3264304), (132742, 1632152), (204019, 1061936), (265484, 816076), (408038, 530968)]