81572487801

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:739

約数の個数: 96

約数和(自身を含む): 130583808000

約数和(自身を除く): 49011320199

約数列:

[1, 3, 7, 21, 49, 59, 147, 151, 177, 199, 313, 413, 453, 597, 939, 1057, 1239, 1393, 2191, 2891, 3171, 4179, 6573, 7399, 8673, 8909, 9751, 11741, 15337, 18467, 22197, 26727, 29253, 30049, 35223, 46011, 47263, 55401, 62287, 62363, 82187, 90147, 129269, 141789, 186861, 187089, 210343, 246561, 330841, 387807, 436009, 436541, 575309, 631029, 904883, 992523, 1308027, 1309623, 1472401, 1725927, 1772891, 2315887, 2714649, 2788517, 3052063, 3674933, 4417203, 5318673, 6947661, 8365551, 9156189, 9405337, 11024799, 12410237, 19519619, 25724531, 28216011, 37230711, 58558857, 65837359, 77173593, 86871659, 136637333, 180071717, 197512077, 260614977, 409911999, 460861513, 540215151, 554914883, 1382584539, 1664744649, 3884404181, 11653212543, 27190829267, 81572487801]

約数ペア:

[(1, 81572487801), (3, 27190829267), (7, 11653212543), (21, 3884404181), (49, 1664744649), (59, 1382584539), (147, 554914883), (151, 540215151), (177, 460861513), (199, 409911999), (313, 260614977), (413, 197512077), (453, 180071717), (597, 136637333), (939, 86871659), (1057, 77173593), (1239, 65837359), (1393, 58558857), (2191, 37230711), (2891, 28216011), (3171, 25724531), (4179, 19519619), (6573, 12410237), (7399, 11024799), (8673, 9405337), (8909, 9156189), (9751, 8365551), (11741, 6947661), (15337, 5318673), (18467, 4417203), (22197, 3674933), (26727, 3052063), (29253, 2788517), (30049, 2714649), (35223, 2315887), (46011, 1772891), (47263, 1725927), (55401, 1472401), (62287, 1309623), (62363, 1308027), (82187, 992523), (90147, 904883), (129269, 631029), (141789, 575309), (186861, 436541), (187089, 436009), (210343, 387807), (246561, 330841)]