85898428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{278891}}^1$

素因数の和:278913

約数の個数: 24

約数和(自身を含む): 187415424

約数和(自身を除く): 101516996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 278891, 557782, 1115564, 1952237, 3067801, 3904474, 6135602, 7808948, 12271204, 21474607, 42949214, 85898428]

約数ペア:

[(1, 85898428), (2, 42949214), (4, 21474607), (7, 12271204), (11, 7808948), (14, 6135602), (22, 3904474), (28, 3067801), (44, 1952237), (77, 1115564), (154, 557782), (308, 278891)]