28041783

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{521}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 46904832

約数和(自身を除く): 18863049

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 233, 521, 699, 1563, 1631, 2563, 3647, 4893, 5731, 7689, 10941, 17193, 17941, 40117, 53823, 120351, 121393, 364179, 849751, 1335323, 2549253, 4005969, 9347261, 28041783]

約数ペア:

[(1, 28041783), (3, 9347261), (7, 4005969), (11, 2549253), (21, 1335323), (33, 849751), (77, 364179), (231, 121393), (233, 120351), (521, 53823), (699, 40117), (1563, 17941), (1631, 17193), (2563, 10941), (3647, 7689), (4893, 5731)]