28541865

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{172981}}^1$

素因数の和:173000

約数の個数: 16

約数和(自身を含む): 49818816

約数和(自身を除く): 21276951

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 172981, 518943, 864905, 1902791, 2594715, 5708373, 9513955, 28541865]

約数ペア:

[(1, 28541865), (3, 9513955), (5, 5708373), (11, 2594715), (15, 1902791), (33, 864905), (55, 518943), (165, 172981)]