77571221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1223}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 103638528

約数和(自身を除く): 26067307

約数列:

[1, 7, 13, 17, 41, 91, 119, 221, 287, 533, 697, 1223, 1547, 3731, 4879, 8561, 9061, 15899, 20791, 50143, 63427, 111293, 145537, 270283, 351001, 651859, 852431, 1891981, 4563013, 5967017, 11081603, 77571221]

約数ペア:

[(1, 77571221), (7, 11081603), (13, 5967017), (17, 4563013), (41, 1891981), (91, 852431), (119, 651859), (221, 351001), (287, 270283), (533, 145537), (697, 111293), (1223, 63427), (1547, 50143), (3731, 20791), (4879, 15899), (8561, 9061)]