205417688

素因数分解:

$2^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{8713}}^1$

素因数の和:9147

約数の個数: 32

約数和(自身を含む): 441276960

約数和(自身を除く): 235859272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 421, 842, 1684, 2947, 3368, 5894, 8713, 11788, 17426, 23576, 34852, 60991, 69704, 121982, 243964, 487928, 3668173, 7336346, 14672692, 25677211, 29345384, 51354422, 102708844, 205417688]

約数ペア:

[(1, 205417688), (2, 102708844), (4, 51354422), (7, 29345384), (8, 25677211), (14, 14672692), (28, 7336346), (56, 3668173), (421, 487928), (842, 243964), (1684, 121982), (2947, 69704), (3368, 60991), (5894, 34852), (8713, 23576), (11788, 17426)]