28909887

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{16361}}^1$

素因数の和:16414

約数の個数: 16

約数和(自身を含む): 41886720

約数和(自身を除く): 12976833

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 16361, 49083, 310859, 507191, 932577, 1521573, 9636629, 28909887]

約数ペア:

[(1, 28909887), (3, 9636629), (19, 1521573), (31, 932577), (57, 507191), (93, 310859), (589, 49083), (1767, 16361)]