28521810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1019}}^1$

素因数の和:1343

約数の個数: 48

約数和(自身を含む): 74468160

約数和(自身を除く): 45946350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 311, 622, 933, 1019, 1555, 1866, 2038, 2799, 3057, 3110, 4665, 5095, 5598, 6114, 9171, 9330, 10190, 13995, 15285, 18342, 27990, 30570, 45855, 91710, 316909, 633818, 950727, 1584545, 1901454, 2852181, 3169090, 4753635, 5704362, 9507270, 14260905, 28521810]

約数ペア:

[(1, 28521810), (2, 14260905), (3, 9507270), (5, 5704362), (6, 4753635), (9, 3169090), (10, 2852181), (15, 1901454), (18, 1584545), (30, 950727), (45, 633818), (90, 316909), (311, 91710), (622, 45855), (933, 30570), (1019, 27990), (1555, 18342), (1866, 15285), (2038, 13995), (2799, 10190), (3057, 9330), (3110, 9171), (4665, 6114), (5095, 5598)]