77945478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{5521}}^1$

素因数の和:5720

約数の個数: 32

約数和(自身を含む): 168840672

約数和(自身を除く): 90895194

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 181, 362, 543, 1086, 2353, 4706, 5521, 7059, 11042, 14118, 16563, 33126, 71773, 143546, 215319, 430638, 999301, 1998602, 2997903, 5995806, 12990913, 25981826, 38972739, 77945478]

約数ペア:

[(1, 77945478), (2, 38972739), (3, 25981826), (6, 12990913), (13, 5995806), (26, 2997903), (39, 1998602), (78, 999301), (181, 430638), (362, 215319), (543, 143546), (1086, 71773), (2353, 33126), (4706, 16563), (5521, 14118), (7059, 11042)]