25298823

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 39133440

約数和(自身を除く): 13834617

約数列:

[1, 3, 11, 19, 33, 57, 157, 209, 257, 471, 627, 771, 1727, 2827, 2983, 4883, 5181, 8481, 8949, 14649, 32813, 40349, 53713, 98439, 121047, 161139, 443839, 766631, 1331517, 2299893, 8432941, 25298823]

約数ペア:

[(1, 25298823), (3, 8432941), (11, 2299893), (19, 1331517), (33, 766631), (57, 443839), (157, 161139), (209, 121047), (257, 98439), (471, 53713), (627, 40349), (771, 32813), (1727, 14649), (2827, 8949), (2983, 8481), (4883, 5181)]