212420416

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{255313}}^1$

素因数の和:255338

約数の個数: 28

約数和(自身を含む): 453948292

約数和(自身を除く): 241527876

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 255313, 510626, 1021252, 2042504, 3319069, 4085008, 6638138, 8170016, 13276276, 16340032, 26552552, 53105104, 106210208, 212420416]

約数ペア:

[(1, 212420416), (2, 106210208), (4, 53105104), (8, 26552552), (13, 16340032), (16, 13276276), (26, 8170016), (32, 6638138), (52, 4085008), (64, 3319069), (104, 2042504), (208, 1021252), (416, 510626), (832, 255313)]