289744028

素因数分解:

$2^2\times 7^1\times {\mathrm{1097}}^1\times {\mathrm{9433}}^1$

素因数の和:10541

約数の個数: 24

約数和(自身を含む): 580077792

約数和(自身を除く): 290333764

約数列:

[1, 2, 4, 7, 14, 28, 1097, 2194, 4388, 7679, 9433, 15358, 18866, 30716, 37732, 66031, 132062, 264124, 10348001, 20696002, 41392004, 72436007, 144872014, 289744028]

約数ペア:

[(1, 289744028), (2, 144872014), (4, 72436007), (7, 41392004), (14, 20696002), (28, 10348001), (1097, 264124), (2194, 132062), (4388, 66031), (7679, 37732), (9433, 30716), (15358, 18866)]