229553779

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{51481}}^1$

素因数の和:51515

約数の個数: 16

約数和(自身を含む): 288299200

約数和(自身を除く): 58745421

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 51481, 360367, 669253, 2522569, 4684771, 17657983, 32793397, 229553779]

約数ペア:

[(1, 229553779), (7, 32793397), (13, 17657983), (49, 4684771), (91, 2522569), (343, 669253), (637, 360367), (4459, 51481)]