15960133

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 32

約数和(自身を含む): 20480000

約数和(自身を除く): 4519867

約数列:

[1, 7, 19, 31, 49, 79, 133, 217, 343, 553, 589, 931, 1501, 1519, 2449, 3871, 4123, 6517, 10507, 10633, 17143, 27097, 28861, 46531, 73549, 120001, 202027, 325717, 514843, 840007, 2280019, 15960133]

約数ペア:

[(1, 15960133), (7, 2280019), (19, 840007), (31, 514843), (49, 325717), (79, 202027), (133, 120001), (217, 73549), (343, 46531), (553, 28861), (589, 27097), (931, 17143), (1501, 10633), (1519, 10507), (2449, 6517), (3871, 4123)]