217419182

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{49391}}^1$

素因数の和:49495

約数の個数: 16

約数和(自身を含む): 341397504

約数和(自身を除く): 123978322

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 49391, 98782, 1531121, 3062242, 3506761, 7013522, 108709591, 217419182]

約数ペア:

[(1, 217419182), (2, 108709591), (31, 7013522), (62, 3506761), (71, 3062242), (142, 1531121), (2201, 98782), (4402, 49391)]