28472751

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{59}}^1$

素因数の和:180

約数の個数: 36

約数和(自身を含む): 44296200

約数和(自身を除く): 15823449

約数列:

[1, 3, 9, 29, 43, 59, 87, 129, 177, 261, 387, 531, 1247, 1711, 1849, 2537, 3741, 5133, 5547, 7611, 11223, 15399, 16641, 22833, 53621, 73573, 109091, 160863, 220719, 327273, 482589, 662157, 981819, 3163639, 9490917, 28472751]

約数ペア:

[(1, 28472751), (3, 9490917), (9, 3163639), (29, 981819), (43, 662157), (59, 482589), (87, 327273), (129, 220719), (177, 160863), (261, 109091), (387, 73573), (531, 53621), (1247, 22833), (1711, 16641), (1849, 15399), (2537, 11223), (3741, 7611), (5133, 5547)]