28080918

素因数分解:

$2^1\times 3^4\times {\mathrm{97}}^1\times {\mathrm{1787}}^1$

素因数の和:1898

約数の個数: 40

約数和(自身を含む): 63606312

約数和(自身を除く): 35525394

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 97, 162, 194, 291, 582, 873, 1746, 1787, 2619, 3574, 5238, 5361, 7857, 10722, 15714, 16083, 32166, 48249, 96498, 144747, 173339, 289494, 346678, 520017, 1040034, 1560051, 3120102, 4680153, 9360306, 14040459, 28080918]

約数ペア:

[(1, 28080918), (2, 14040459), (3, 9360306), (6, 4680153), (9, 3120102), (18, 1560051), (27, 1040034), (54, 520017), (81, 346678), (97, 289494), (162, 173339), (194, 144747), (291, 96498), (582, 48249), (873, 32166), (1746, 16083), (1787, 15714), (2619, 10722), (3574, 7857), (5238, 5361)]