12885285

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 24558336

約数和(自身を除く): 11673051

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 245, 329, 373, 705, 735, 987, 1119, 1645, 1865, 2303, 2611, 4935, 5595, 6909, 7833, 11515, 13055, 17531, 18277, 34545, 39165, 52593, 54831, 87655, 91385, 122717, 262965, 274155, 368151, 613585, 859019, 1840755, 2577057, 4295095, 12885285]

約数ペア:

[(1, 12885285), (3, 4295095), (5, 2577057), (7, 1840755), (15, 859019), (21, 613585), (35, 368151), (47, 274155), (49, 262965), (105, 122717), (141, 91385), (147, 87655), (235, 54831), (245, 52593), (329, 39165), (373, 34545), (705, 18277), (735, 17531), (987, 13055), (1119, 11515), (1645, 7833), (1865, 6909), (2303, 5595), (2611, 4935)]