291256251

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 484323840

約数和(自身を除く): 193067589

約数列:

[1, 3, 11, 13, 29, 33, 39, 41, 87, 123, 143, 319, 377, 429, 451, 533, 571, 957, 1131, 1189, 1353, 1599, 1713, 3567, 4147, 5863, 6281, 7423, 12441, 13079, 15457, 16559, 17589, 18843, 22269, 23411, 39237, 46371, 49677, 70233, 81653, 170027, 182149, 215267, 244959, 257521, 304343, 510081, 546447, 645801, 678919, 772563, 913029, 2036757, 2367937, 3347773, 7103811, 7468109, 8825947, 10043319, 22404327, 26477841, 97085417, 291256251]

約数ペア:

[(1, 291256251), (3, 97085417), (11, 26477841), (13, 22404327), (29, 10043319), (33, 8825947), (39, 7468109), (41, 7103811), (87, 3347773), (123, 2367937), (143, 2036757), (319, 913029), (377, 772563), (429, 678919), (451, 645801), (533, 546447), (571, 510081), (957, 304343), (1131, 257521), (1189, 244959), (1353, 215267), (1599, 182149), (1713, 170027), (3567, 81653), (4147, 70233), (5863, 49677), (6281, 46371), (7423, 39237), (12441, 23411), (13079, 22269), (15457, 18843), (16559, 17589)]