291268264912

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{271705471}}^1$

素因数の和:271705546

約数の個数: 20

約数和(自身を含む): 572755134976

約数和(自身を除く): 281486870064

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 271705471, 543410942, 1086821884, 2173643768, 4347287536, 18204266557, 36408533114, 72817066228, 145634132456, 291268264912]

約数ペア:

[(1, 291268264912), (2, 145634132456), (4, 72817066228), (8, 36408533114), (16, 18204266557), (67, 4347287536), (134, 2173643768), (268, 1086821884), (536, 543410942), (1072, 271705471)]