212020753

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1187}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 273715200

約数和(自身を除く): 61694447

約数列:

[1, 7, 17, 19, 79, 119, 133, 323, 553, 1187, 1343, 1501, 2261, 8309, 9401, 10507, 20179, 22553, 25517, 93773, 141253, 157871, 178619, 383401, 656411, 1594141, 1781687, 2683807, 11158987, 12471809, 30288679, 212020753]

約数ペア:

[(1, 212020753), (7, 30288679), (17, 12471809), (19, 11158987), (79, 2683807), (119, 1781687), (133, 1594141), (323, 656411), (553, 383401), (1187, 178619), (1343, 157871), (1501, 141253), (2261, 93773), (8309, 25517), (9401, 22553), (10507, 20179)]