219551449

素因数分解:

${\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 245337120

約数和(自身を除く): 25785671

約数列:

[1, 13, 59, 97, 169, 227, 767, 1261, 2951, 5723, 9971, 13393, 16393, 22019, 38363, 74399, 174109, 286247, 967187, 1299121, 2263417, 3721211, 16888573, 219551449]

約数ペア:

[(1, 219551449), (13, 16888573), (59, 3721211), (97, 2263417), (169, 1299121), (227, 967187), (767, 286247), (1261, 174109), (2951, 74399), (5723, 38363), (9971, 22019), (13393, 16393)]