821047216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:538

約数の個数: 80

約数和(自身を含む): 1767744000

約数和(自身を除く): 946696784

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 131, 149, 176, 239, 262, 298, 478, 524, 596, 956, 1048, 1192, 1441, 1639, 1912, 2096, 2384, 2629, 2882, 3278, 3824, 5258, 5764, 6556, 10516, 11528, 13112, 19519, 21032, 23056, 26224, 31309, 35611, 39038, 42064, 62618, 71222, 78076, 125236, 142444, 156152, 214709, 250472, 284888, 312304, 344399, 391721, 429418, 500944, 569776, 688798, 783442, 858836, 1377596, 1566884, 1717672, 2755192, 3133768, 3435344, 4665041, 5510384, 6267536, 9330082, 18660164, 37320328, 51315451, 74640656, 102630902, 205261804, 410523608, 821047216]

約数ペア:

[(1, 821047216), (2, 410523608), (4, 205261804), (8, 102630902), (11, 74640656), (16, 51315451), (22, 37320328), (44, 18660164), (88, 9330082), (131, 6267536), (149, 5510384), (176, 4665041), (239, 3435344), (262, 3133768), (298, 2755192), (478, 1717672), (524, 1566884), (596, 1377596), (956, 858836), (1048, 783442), (1192, 688798), (1441, 569776), (1639, 500944), (1912, 429418), (2096, 391721), (2384, 344399), (2629, 312304), (2882, 284888), (3278, 250472), (3824, 214709), (5258, 156152), (5764, 142444), (6556, 125236), (10516, 78076), (11528, 71222), (13112, 62618), (19519, 42064), (21032, 39038), (23056, 35611), (26224, 31309)]