15569946

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:288

約数の個数: 72

約数和(自身を含む): 39836160

約数和(自身を除く): 24266214

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 127, 139, 147, 254, 278, 294, 381, 417, 441, 762, 834, 882, 889, 973, 1143, 1251, 1778, 1946, 2286, 2502, 2667, 2919, 5334, 5838, 6223, 6811, 8001, 8757, 12446, 13622, 16002, 17514, 17653, 18669, 20433, 35306, 37338, 40866, 52959, 56007, 61299, 105918, 112014, 122598, 123571, 158877, 247142, 317754, 370713, 741426, 864997, 1112139, 1729994, 2224278, 2594991, 5189982, 7784973, 15569946]

約数ペア:

[(1, 15569946), (2, 7784973), (3, 5189982), (6, 2594991), (7, 2224278), (9, 1729994), (14, 1112139), (18, 864997), (21, 741426), (42, 370713), (49, 317754), (63, 247142), (98, 158877), (126, 123571), (127, 122598), (139, 112014), (147, 105918), (254, 61299), (278, 56007), (294, 52959), (381, 40866), (417, 37338), (441, 35306), (762, 20433), (834, 18669), (882, 17653), (889, 17514), (973, 16002), (1143, 13622), (1251, 12446), (1778, 8757), (1946, 8001), (2286, 6811), (2502, 6223), (2667, 5838), (2919, 5334)]