28481816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1021}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 58499280

約数和(自身を除く): 30017464

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 317, 634, 1021, 1268, 2042, 2536, 3487, 4084, 6974, 8168, 11231, 13948, 22462, 27896, 44924, 89848, 323657, 647314, 1294628, 2589256, 3560227, 7120454, 14240908, 28481816]

約数ペア:

[(1, 28481816), (2, 14240908), (4, 7120454), (8, 3560227), (11, 2589256), (22, 1294628), (44, 647314), (88, 323657), (317, 89848), (634, 44924), (1021, 27896), (1268, 22462), (2042, 13948), (2536, 11231), (3487, 8168), (4084, 6974)]