17390185

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 23069952

約数和(自身を除く): 5679767

約数列:

[1, 5, 23, 37, 61, 67, 115, 185, 305, 335, 851, 1403, 1541, 2257, 2479, 4087, 4255, 7015, 7705, 11285, 12395, 20435, 51911, 57017, 94001, 151219, 259555, 285085, 470005, 756095, 3478037, 17390185]

約数ペア:

[(1, 17390185), (5, 3478037), (23, 756095), (37, 470005), (61, 285085), (67, 259555), (115, 151219), (185, 94001), (305, 57017), (335, 51911), (851, 20435), (1403, 12395), (1541, 11285), (2257, 7705), (2479, 7015), (4087, 4255)]