289452888

素因数分解:

$2^3\times 3^2\times {\mathrm{197}}^1\times {\mathrm{20407}}^1$

素因数の和:20616

約数の個数: 48

約数和(自身を含む): 787952880

約数和(自身を除く): 498499992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 197, 394, 591, 788, 1182, 1576, 1773, 2364, 3546, 4728, 7092, 14184, 20407, 40814, 61221, 81628, 122442, 163256, 183663, 244884, 367326, 489768, 734652, 1469304, 4020179, 8040358, 12060537, 16080716, 24121074, 32161432, 36181611, 48242148, 72363222, 96484296, 144726444, 289452888]

約数ペア:

[(1, 289452888), (2, 144726444), (3, 96484296), (4, 72363222), (6, 48242148), (8, 36181611), (9, 32161432), (12, 24121074), (18, 16080716), (24, 12060537), (36, 8040358), (72, 4020179), (197, 1469304), (394, 734652), (591, 489768), (788, 367326), (1182, 244884), (1576, 183663), (1773, 163256), (2364, 122442), (3546, 81628), (4728, 61221), (7092, 40814), (14184, 20407)]