28891515

素因数分解:

$3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8059}}^1$

素因数の和:8306

約数の個数: 16

約数和(自身を含む): 46425600

約数和(自身を除く): 17534085

約数列:

[1, 3, 5, 15, 239, 717, 1195, 3585, 8059, 24177, 40295, 120885, 1926101, 5778303, 9630505, 28891515]

約数ペア:

[(1, 28891515), (3, 9630505), (5, 5778303), (15, 1926101), (239, 120885), (717, 40295), (1195, 24177), (3585, 8059)]