661298968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{16301}}^1$

素因数の和:16779

約数の個数: 32

約数和(自身を含む): 1355674320

約数和(自身を除く): 694375352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 461, 922, 1844, 3688, 5071, 10142, 16301, 20284, 32602, 40568, 65204, 130408, 179311, 358622, 717244, 1434488, 7514761, 15029522, 30059044, 60118088, 82662371, 165324742, 330649484, 661298968]

約数ペア:

[(1, 661298968), (2, 330649484), (4, 165324742), (8, 82662371), (11, 60118088), (22, 30059044), (44, 15029522), (88, 7514761), (461, 1434488), (922, 717244), (1844, 358622), (3688, 179311), (5071, 130408), (10142, 65204), (16301, 40568), (20284, 32602)]