281138894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1\times {\mathrm{521}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 456645600

約数和(自身を除く): 175506706

約数列:

[1, 2, 17, 34, 59, 118, 269, 521, 538, 1003, 1042, 2006, 4573, 8857, 9146, 15871, 17714, 30739, 31742, 61478, 140149, 269807, 280298, 522563, 539614, 1045126, 2382533, 4765066, 8268791, 16537582, 140569447, 281138894]

約数ペア:

[(1, 281138894), (2, 140569447), (17, 16537582), (34, 8268791), (59, 4765066), (118, 2382533), (269, 1045126), (521, 539614), (538, 522563), (1003, 280298), (1042, 269807), (2006, 140149), (4573, 61478), (8857, 31742), (9146, 30739), (15871, 17714)]