290423238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{71287}}^1$

素因数の和:71396

約数の個数: 32

約数和(自身を含む): 670677504

約数和(自身を除く): 380254266

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 71287, 142574, 213861, 427722, 499009, 998018, 1497027, 2994054, 6914839, 13829678, 20744517, 41489034, 48403873, 96807746, 145211619, 290423238]

約数ペア:

[(1, 290423238), (2, 145211619), (3, 96807746), (6, 48403873), (7, 41489034), (14, 20744517), (21, 13829678), (42, 6914839), (97, 2994054), (194, 1497027), (291, 998018), (582, 499009), (679, 427722), (1358, 213861), (2037, 142574), (4074, 71287)]