28282878

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{40289}}^1$

素因数の和:40313

約数の個数: 32

約数和(自身を含む): 67687200

約数和(自身を除く): 39404322

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 40289, 80578, 120867, 241734, 362601, 523757, 725202, 1047514, 1087803, 1571271, 2175606, 3142542, 4713813, 9427626, 14141439, 28282878]

約数ペア:

[(1, 28282878), (2, 14141439), (3, 9427626), (6, 4713813), (9, 3142542), (13, 2175606), (18, 1571271), (26, 1087803), (27, 1047514), (39, 725202), (54, 523757), (78, 362601), (117, 241734), (234, 120867), (351, 80578), (702, 40289)]