42138447

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 66312288

約数和(自身を除く): 24173841

約数列:

[1, 3, 13, 19, 39, 41, 57, 73, 123, 219, 247, 361, 533, 741, 779, 949, 1083, 1387, 1599, 2337, 2847, 2993, 4161, 4693, 8979, 10127, 14079, 14801, 18031, 26353, 30381, 38909, 44403, 54093, 56867, 79059, 116727, 170601, 192413, 342589, 577239, 739271, 1027767, 1080473, 2217813, 3241419, 14046149, 42138447]

約数ペア:

[(1, 42138447), (3, 14046149), (13, 3241419), (19, 2217813), (39, 1080473), (41, 1027767), (57, 739271), (73, 577239), (123, 342589), (219, 192413), (247, 170601), (361, 116727), (533, 79059), (741, 56867), (779, 54093), (949, 44403), (1083, 38909), (1387, 30381), (1599, 26353), (2337, 18031), (2847, 14801), (2993, 14079), (4161, 10127), (4693, 8979)]