15774276

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 43347360

約数和(自身を除く): 27573084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 139, 147, 193, 196, 278, 294, 386, 417, 556, 579, 588, 772, 834, 973, 1158, 1351, 1668, 1946, 2316, 2702, 2919, 3892, 4053, 5404, 5838, 6811, 8106, 9457, 11676, 13622, 16212, 18914, 20433, 26827, 27244, 28371, 37828, 40866, 53654, 56742, 80481, 81732, 107308, 113484, 160962, 187789, 321924, 375578, 563367, 751156, 1126734, 1314523, 2253468, 2629046, 3943569, 5258092, 7887138, 15774276]

約数ペア:

[(1, 15774276), (2, 7887138), (3, 5258092), (4, 3943569), (6, 2629046), (7, 2253468), (12, 1314523), (14, 1126734), (21, 751156), (28, 563367), (42, 375578), (49, 321924), (84, 187789), (98, 160962), (139, 113484), (147, 107308), (193, 81732), (196, 80481), (278, 56742), (294, 53654), (386, 40866), (417, 37828), (556, 28371), (579, 27244), (588, 26827), (772, 20433), (834, 18914), (973, 16212), (1158, 13622), (1351, 11676), (1668, 9457), (1946, 8106), (2316, 6811), (2702, 5838), (2919, 5404), (3892, 4053)]