621844288

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{57493}}^1$

素因数の和:57531

約数の個数: 42

約数和(自身を含む): 1336218054

約数和(自身を除く): 714373766

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2704, 5408, 10816, 57493, 114986, 229972, 459944, 747409, 919888, 1494818, 1839776, 2989636, 3679552, 5979272, 9716317, 11958544, 19432634, 23917088, 38865268, 47834176, 77730536, 155461072, 310922144, 621844288]

約数ペア:

[(1, 621844288), (2, 310922144), (4, 155461072), (8, 77730536), (13, 47834176), (16, 38865268), (26, 23917088), (32, 19432634), (52, 11958544), (64, 9716317), (104, 5979272), (169, 3679552), (208, 2989636), (338, 1839776), (416, 1494818), (676, 919888), (832, 747409), (1352, 459944), (2704, 229972), (5408, 114986), (10816, 57493)]