263140911

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 428107680

約数和(自身を除く): 164966769

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 241, 269, 369, 451, 723, 807, 1353, 2169, 2421, 2651, 2959, 4059, 7953, 8877, 9881, 11029, 23859, 26631, 29643, 33087, 64829, 88929, 99261, 108691, 121319, 194487, 326073, 363957, 583461, 713119, 978219, 1091871, 2139357, 2657989, 6418071, 7973967, 23921901, 29237879, 87713637, 263140911]

約数ペア:

[(1, 263140911), (3, 87713637), (9, 29237879), (11, 23921901), (33, 7973967), (41, 6418071), (99, 2657989), (123, 2139357), (241, 1091871), (269, 978219), (369, 713119), (451, 583461), (723, 363957), (807, 326073), (1353, 194487), (2169, 121319), (2421, 108691), (2651, 99261), (2959, 88929), (4059, 64829), (7953, 33087), (8877, 29643), (9881, 26631), (11029, 23859)]