155358721

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{13591}}^1$

素因数の和:13692

約数の個数: 16

約数和(自身を含む): 187895808

約数和(自身を除く): 32537087

約数列:

[1, 7, 23, 71, 161, 497, 1633, 11431, 13591, 95137, 312593, 964961, 2188151, 6754727, 22194103, 155358721]

約数ペア:

[(1, 155358721), (7, 22194103), (23, 6754727), (71, 2188151), (161, 964961), (497, 312593), (1633, 95137), (11431, 13591)]