123403456

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2971}}^1$

素因数の和:3053

約数の個数: 56

約数和(自身を含む): 271759680

約数和(自身を除く): 148356224

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 176, 236, 352, 472, 649, 704, 944, 1298, 1888, 2596, 2971, 3776, 5192, 5942, 10384, 11884, 20768, 23768, 32681, 41536, 47536, 65362, 95072, 130724, 175289, 190144, 261448, 350578, 522896, 701156, 1045792, 1402312, 1928179, 2091584, 2804624, 3856358, 5609248, 7712716, 11218496, 15425432, 30850864, 61701728, 123403456]

約数ペア:

[(1, 123403456), (2, 61701728), (4, 30850864), (8, 15425432), (11, 11218496), (16, 7712716), (22, 5609248), (32, 3856358), (44, 2804624), (59, 2091584), (64, 1928179), (88, 1402312), (118, 1045792), (176, 701156), (236, 522896), (352, 350578), (472, 261448), (649, 190144), (704, 175289), (944, 130724), (1298, 95072), (1888, 65362), (2596, 47536), (2971, 41536), (3776, 32681), (5192, 23768), (5942, 20768), (10384, 11884)]