78243416

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{238547}}^1$

素因数の和:238594

約数の個数: 16

約数和(自身を含む): 150285240

約数和(自身を除く): 72041824

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 238547, 477094, 954188, 1908376, 9780427, 19560854, 39121708, 78243416]

約数ペア:

[(1, 78243416), (2, 39121708), (4, 19560854), (8, 9780427), (41, 1908376), (82, 954188), (164, 477094), (328, 238547)]