128257788

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4723}}^1$

素因数の和:4834

約数の個数: 48

約数和(自身を含む): 313220096

約数和(自身を除く): 184962308

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 73, 93, 124, 146, 186, 219, 292, 372, 438, 876, 2263, 4526, 4723, 6789, 9052, 9446, 13578, 14169, 18892, 27156, 28338, 56676, 146413, 292826, 344779, 439239, 585652, 689558, 878478, 1034337, 1379116, 1756956, 2068674, 4137348, 10688149, 21376298, 32064447, 42752596, 64128894, 128257788]

約数ペア:

[(1, 128257788), (2, 64128894), (3, 42752596), (4, 32064447), (6, 21376298), (12, 10688149), (31, 4137348), (62, 2068674), (73, 1756956), (93, 1379116), (124, 1034337), (146, 878478), (186, 689558), (219, 585652), (292, 439239), (372, 344779), (438, 292826), (876, 146413), (2263, 56676), (4526, 28338), (4723, 27156), (6789, 18892), (9052, 14169), (9446, 13578)]