1237808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1$

素因数の和:573

約数の個数: 40

約数和(自身を含む): 2822736

約数和(自身を除く): 1584928

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 541, 572, 1082, 1144, 2164, 2288, 4328, 5951, 7033, 8656, 11902, 14066, 23804, 28132, 47608, 56264, 77363, 95216, 112528, 154726, 309452, 618904, 1237808]

約数ペア:

[(1, 1237808), (2, 618904), (4, 309452), (8, 154726), (11, 112528), (13, 95216), (16, 77363), (22, 56264), (26, 47608), (44, 28132), (52, 23804), (88, 14066), (104, 11902), (143, 8656), (176, 7033), (208, 5951), (286, 4328), (541, 2288), (572, 2164), (1082, 1144)]