28920276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10433}}^1$

素因数の和:10461

約数の個数: 72

約数和(自身を含む): 91151424

約数和(自身を除く): 62231148

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 10433, 20866, 31299, 41732, 62598, 73031, 93897, 114763, 125196, 146062, 187794, 219093, 229526, 292124, 344289, 375588, 438186, 459052, 657279, 688578, 803341, 876372, 1032867, 1314558, 1377156, 1606682, 2065734, 2410023, 2629116, 3213364, 4131468, 4820046, 7230069, 9640092, 14460138, 28920276]

約数ペア:

[(1, 28920276), (2, 14460138), (3, 9640092), (4, 7230069), (6, 4820046), (7, 4131468), (9, 3213364), (11, 2629116), (12, 2410023), (14, 2065734), (18, 1606682), (21, 1377156), (22, 1314558), (28, 1032867), (33, 876372), (36, 803341), (42, 688578), (44, 657279), (63, 459052), (66, 438186), (77, 375588), (84, 344289), (99, 292124), (126, 229526), (132, 219093), (154, 187794), (198, 146062), (231, 125196), (252, 114763), (308, 93897), (396, 73031), (462, 62598), (693, 41732), (924, 31299), (1386, 20866), (2772, 10433)]