71317168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{342871}}^1$

素因数の和:342892

約数の個数: 20

約数和(自身を含む): 148806448

約数和(自身を除く): 77489280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 342871, 685742, 1371484, 2742968, 4457323, 5485936, 8914646, 17829292, 35658584, 71317168]

約数ペア:

[(1, 71317168), (2, 35658584), (4, 17829292), (8, 8914646), (13, 5485936), (16, 4457323), (26, 2742968), (52, 1371484), (104, 685742), (208, 342871)]