210344407

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:357

約数の個数: 40

約数和(自身を含む): 276693984

約数和(自身を除く): 66349577

約数列:

[1, 7, 13, 23, 49, 91, 161, 293, 299, 343, 637, 1127, 2051, 2093, 2401, 3809, 4459, 6739, 7889, 14357, 14651, 26663, 31213, 47173, 55223, 87607, 100499, 102557, 186641, 330211, 613249, 703493, 717899, 1306487, 2311477, 4292743, 9145409, 16180339, 30049201, 210344407]

約数ペア:

[(1, 210344407), (7, 30049201), (13, 16180339), (23, 9145409), (49, 4292743), (91, 2311477), (161, 1306487), (293, 717899), (299, 703493), (343, 613249), (637, 330211), (1127, 186641), (2051, 102557), (2093, 100499), (2401, 87607), (3809, 55223), (4459, 47173), (6739, 31213), (7889, 26663), (14357, 14651)]