131525212

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1259}}^1$

素因数の和:1331

約数の個数: 72

約数和(自身を含む): 295611120

約数和(自身を除く): 164085908

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 49, 52, 82, 91, 98, 164, 182, 196, 287, 364, 533, 574, 637, 1066, 1148, 1259, 1274, 2009, 2132, 2518, 2548, 3731, 4018, 5036, 7462, 8036, 8813, 14924, 16367, 17626, 26117, 32734, 35252, 51619, 52234, 61691, 65468, 103238, 104468, 114569, 123382, 206476, 229138, 246764, 361333, 458276, 671047, 722666, 801983, 1342094, 1445332, 1603966, 2529331, 2684188, 3207932, 4697329, 5058662, 9394658, 10117324, 18789316, 32881303, 65762606, 131525212]

約数ペア:

[(1, 131525212), (2, 65762606), (4, 32881303), (7, 18789316), (13, 10117324), (14, 9394658), (26, 5058662), (28, 4697329), (41, 3207932), (49, 2684188), (52, 2529331), (82, 1603966), (91, 1445332), (98, 1342094), (164, 801983), (182, 722666), (196, 671047), (287, 458276), (364, 361333), (533, 246764), (574, 229138), (637, 206476), (1066, 123382), (1148, 114569), (1259, 104468), (1274, 103238), (2009, 65468), (2132, 61691), (2518, 52234), (2548, 51619), (3731, 35252), (4018, 32734), (5036, 26117), (7462, 17626), (8036, 16367), (8813, 14924)]