28293135

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11161}}^1$

素因数の和:11195

約数の個数: 24

約数和(自身を含む): 49023504

約数和(自身を除く): 20730369

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 11161, 33483, 55805, 145093, 167415, 435279, 725465, 1886209, 2176395, 5658627, 9431045, 28293135]

約数ペア:

[(1, 28293135), (3, 9431045), (5, 5658627), (13, 2176395), (15, 1886209), (39, 725465), (65, 435279), (169, 167415), (195, 145093), (507, 55805), (845, 33483), (2535, 11161)]