81065279

素因数分解:

${\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 85899264

約数和(自身を除く): 4833985

約数列:

[1, 31, 61, 163, 263, 1891, 5053, 8153, 9943, 16043, 42869, 308233, 497333, 1328939, 2615009, 81065279]

約数ペア:

[(1, 81065279), (31, 2615009), (61, 1328939), (163, 497333), (263, 308233), (1891, 42869), (5053, 16043), (8153, 9943)]