81617193406

素因数分解:

$2^1\times 7^1\times {\mathrm{2837}}^1\times {\mathrm{2054917}}^1$

素因数の和:2057763

約数の個数: 16

約数和(自身を含む): 139964574816

約数和(自身を除く): 58347381410

約数列:

[1, 2, 7, 14, 2837, 5674, 19859, 39718, 2054917, 4109834, 14384419, 28768838, 5829799529, 11659599058, 40808596703, 81617193406]

約数ペア:

[(1, 81617193406), (2, 40808596703), (7, 11659599058), (14, 5829799529), (2837, 28768838), (5674, 14384419), (19859, 4109834), (39718, 2054917)]