38720829

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 64350720

約数和(自身を除く): 25629891

約数列:

[1, 3, 7, 21, 29, 31, 49, 87, 93, 147, 203, 217, 293, 609, 651, 879, 899, 1421, 1519, 2051, 2697, 4263, 4557, 6153, 6293, 8497, 9083, 14357, 18879, 25491, 27249, 43071, 44051, 59479, 63581, 132153, 178437, 190743, 263407, 416353, 445067, 790221, 1249059, 1335201, 1843849, 5531547, 12906943, 38720829]

約数ペア:

[(1, 38720829), (3, 12906943), (7, 5531547), (21, 1843849), (29, 1335201), (31, 1249059), (49, 790221), (87, 445067), (93, 416353), (147, 263407), (203, 190743), (217, 178437), (293, 132153), (609, 63581), (651, 59479), (879, 44051), (899, 43071), (1421, 27249), (1519, 25491), (2051, 18879), (2697, 14357), (4263, 9083), (4557, 8497), (6153, 6293)]