258281276

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{223}}^1\times {\mathrm{2393}}^1$

素因数の和:2642

約数の個数: 36

約数和(自身を含む): 499254336

約数和(自身を除く): 240973060

約数列:

[1, 2, 4, 11, 22, 44, 121, 223, 242, 446, 484, 892, 2393, 2453, 4786, 4906, 9572, 9812, 26323, 26983, 52646, 53966, 105292, 107932, 289553, 533639, 579106, 1067278, 1158212, 2134556, 5870029, 11740058, 23480116, 64570319, 129140638, 258281276]

約数ペア:

[(1, 258281276), (2, 129140638), (4, 64570319), (11, 23480116), (22, 11740058), (44, 5870029), (121, 2134556), (223, 1158212), (242, 1067278), (446, 579106), (484, 533639), (892, 289553), (2393, 107932), (2453, 105292), (4786, 53966), (4906, 52646), (9572, 26983), (9812, 26323)]