123490856

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1794

約数の個数: 48

約数和(自身を含む): 254048640

約数和(自身を除く): 130557784

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 289, 527, 578, 1054, 1156, 1723, 2108, 2312, 3446, 4216, 6892, 8959, 13784, 17918, 29291, 35836, 53413, 58582, 71672, 106826, 117164, 213652, 234328, 427304, 497947, 908021, 995894, 1816042, 1991788, 3632084, 3983576, 7264168, 15436357, 30872714, 61745428, 123490856]

約数ペア:

[(1, 123490856), (2, 61745428), (4, 30872714), (8, 15436357), (17, 7264168), (31, 3983576), (34, 3632084), (62, 1991788), (68, 1816042), (124, 995894), (136, 908021), (248, 497947), (289, 427304), (527, 234328), (578, 213652), (1054, 117164), (1156, 106826), (1723, 71672), (2108, 58582), (2312, 53413), (3446, 35836), (4216, 29291), (6892, 17918), (8959, 13784)]