28889082

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 69494400

約数和(自身を除く): 40605318

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 37, 38, 54, 57, 74, 111, 114, 171, 222, 333, 342, 513, 666, 703, 761, 999, 1026, 1406, 1522, 1998, 2109, 2283, 4218, 4566, 6327, 6849, 12654, 13698, 14459, 18981, 20547, 28157, 28918, 37962, 41094, 43377, 56314, 84471, 86754, 130131, 168942, 253413, 260262, 390393, 506826, 534983, 760239, 780786, 1069966, 1520478, 1604949, 3209898, 4814847, 9629694, 14444541, 28889082]

約数ペア:

[(1, 28889082), (2, 14444541), (3, 9629694), (6, 4814847), (9, 3209898), (18, 1604949), (19, 1520478), (27, 1069966), (37, 780786), (38, 760239), (54, 534983), (57, 506826), (74, 390393), (111, 260262), (114, 253413), (171, 168942), (222, 130131), (333, 86754), (342, 84471), (513, 56314), (666, 43377), (703, 41094), (761, 37962), (999, 28918), (1026, 28157), (1406, 20547), (1522, 18981), (1998, 14459), (2109, 13698), (2283, 12654), (4218, 6849), (4566, 6327)]