291265964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{887}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 590768640

約数和(自身を除く): 299502676

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 439, 748, 878, 887, 1756, 1774, 3548, 4829, 7463, 9658, 9757, 14926, 15079, 19316, 19514, 29852, 30158, 39028, 60316, 82093, 164186, 165869, 328372, 331738, 389393, 663476, 778786, 1557572, 4283323, 6619681, 8566646, 13239362, 17133292, 26478724, 72816491, 145632982, 291265964]

約数ペア:

[(1, 291265964), (2, 145632982), (4, 72816491), (11, 26478724), (17, 17133292), (22, 13239362), (34, 8566646), (44, 6619681), (68, 4283323), (187, 1557572), (374, 778786), (439, 663476), (748, 389393), (878, 331738), (887, 328372), (1756, 165869), (1774, 164186), (3548, 82093), (4829, 60316), (7463, 39028), (9658, 30158), (9757, 29852), (14926, 19514), (15079, 19316)]