191509227

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 370872320

約数和(自身を除く): 179363093

約数列:

[1, 3, 7, 9, 13, 19, 21, 31, 39, 57, 63, 91, 93, 117, 133, 171, 217, 247, 273, 279, 397, 399, 403, 589, 651, 741, 819, 1191, 1197, 1209, 1729, 1767, 1953, 2223, 2779, 2821, 3573, 3627, 4123, 5161, 5187, 5301, 7543, 7657, 8337, 8463, 12307, 12369, 15483, 15561, 22629, 22971, 25011, 25389, 36127, 36921, 37107, 46449, 52801, 53599, 67887, 68913, 86149, 98059, 108381, 110763, 158403, 159991, 160797, 233833, 258447, 294177, 325143, 475209, 479973, 482391, 686413, 701499, 775341, 882531, 1119937, 1439919, 1636831, 2059239, 2104497, 3039829, 3359811, 4910493, 6177717, 9119487, 10079433, 14731479, 21278803, 27358461, 63836409, 191509227]

約数ペア:

[(1, 191509227), (3, 63836409), (7, 27358461), (9, 21278803), (13, 14731479), (19, 10079433), (21, 9119487), (31, 6177717), (39, 4910493), (57, 3359811), (63, 3039829), (91, 2104497), (93, 2059239), (117, 1636831), (133, 1439919), (171, 1119937), (217, 882531), (247, 775341), (273, 701499), (279, 686413), (397, 482391), (399, 479973), (403, 475209), (589, 325143), (651, 294177), (741, 258447), (819, 233833), (1191, 160797), (1197, 159991), (1209, 158403), (1729, 110763), (1767, 108381), (1953, 98059), (2223, 86149), (2779, 68913), (2821, 67887), (3573, 53599), (3627, 52801), (4123, 46449), (5161, 37107), (5187, 36921), (5301, 36127), (7543, 25389), (7657, 25011), (8337, 22971), (8463, 22629), (12307, 15561), (12369, 15483)]