71651538

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{5521}}^1$

素因数の和:5639

約数の個数: 48

約数和(自身を含む): 179177856

約数和(自身を除く): 107526318

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 206, 309, 618, 721, 927, 1442, 1854, 2163, 4326, 5521, 6489, 11042, 12978, 16563, 33126, 38647, 49689, 77294, 99378, 115941, 231882, 347823, 568663, 695646, 1137326, 1705989, 3411978, 3980641, 5117967, 7961282, 10235934, 11941923, 23883846, 35825769, 71651538]

約数ペア:

[(1, 71651538), (2, 35825769), (3, 23883846), (6, 11941923), (7, 10235934), (9, 7961282), (14, 5117967), (18, 3980641), (21, 3411978), (42, 1705989), (63, 1137326), (103, 695646), (126, 568663), (206, 347823), (309, 231882), (618, 115941), (721, 99378), (927, 77294), (1442, 49689), (1854, 38647), (2163, 33126), (4326, 16563), (5521, 12978), (6489, 11042)]