28549242

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 63685440

約数和(自身を除く): 35136198

約数列:

[1, 2, 3, 6, 9, 18, 71, 89, 142, 178, 213, 251, 267, 426, 502, 534, 639, 753, 801, 1278, 1506, 1602, 2259, 4518, 6319, 12638, 17821, 18957, 22339, 35642, 37914, 44678, 53463, 56871, 67017, 106926, 113742, 134034, 160389, 201051, 320778, 402102, 1586069, 3172138, 4758207, 9516414, 14274621, 28549242]

約数ペア:

[(1, 28549242), (2, 14274621), (3, 9516414), (6, 4758207), (9, 3172138), (18, 1586069), (71, 402102), (89, 320778), (142, 201051), (178, 160389), (213, 134034), (251, 113742), (267, 106926), (426, 67017), (502, 56871), (534, 53463), (639, 44678), (753, 37914), (801, 35642), (1278, 22339), (1506, 18957), (1602, 17821), (2259, 12638), (4518, 6319)]