15945748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 34884864

約数和(自身を除く): 18939116

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 284, 364, 497, 617, 923, 994, 1234, 1846, 1988, 2468, 3692, 4319, 6461, 8021, 8638, 12922, 16042, 17276, 25844, 32084, 43807, 56147, 87614, 112294, 175228, 224588, 306649, 569491, 613298, 1138982, 1226596, 2277964, 3986437, 7972874, 15945748]

約数ペア:

[(1, 15945748), (2, 7972874), (4, 3986437), (7, 2277964), (13, 1226596), (14, 1138982), (26, 613298), (28, 569491), (52, 306649), (71, 224588), (91, 175228), (142, 112294), (182, 87614), (284, 56147), (364, 43807), (497, 32084), (617, 25844), (923, 17276), (994, 16042), (1234, 12922), (1846, 8638), (1988, 8021), (2468, 6461), (3692, 4319)]