217418402

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{347}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 349080192

約数和(自身を除く): 131661790

約数列:

[1, 2, 23, 46, 53, 106, 257, 347, 514, 694, 1219, 2438, 5911, 7981, 11822, 13621, 15962, 18391, 27242, 36782, 89179, 178358, 313283, 422993, 626566, 845986, 2051117, 4102234, 4726487, 9452974, 108709201, 217418402]

約数ペア:

[(1, 217418402), (2, 108709201), (23, 9452974), (46, 4726487), (53, 4102234), (106, 2051117), (257, 845986), (347, 626566), (514, 422993), (694, 313283), (1219, 178358), (2438, 89179), (5911, 36782), (7981, 27242), (11822, 18391), (13621, 15962)]