223661431

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1213}}^1$

素因数の和:1351

約数の個数: 24

約数和(自身を含む): 269041824

約数和(自身を除く): 45380393

約数列:

[1, 7, 49, 53, 71, 371, 497, 1213, 2597, 3479, 3763, 8491, 26341, 59437, 64289, 86123, 184387, 450023, 602861, 3150161, 4220027, 4564519, 31951633, 223661431]

約数ペア:

[(1, 223661431), (7, 31951633), (49, 4564519), (53, 4220027), (71, 3150161), (371, 602861), (497, 450023), (1213, 184387), (2597, 86123), (3479, 64289), (3763, 59437), (8491, 26341)]