285358521

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{3371}}^1$

素因数の和:3549

約数の個数: 32

約数和(自身を含む): 453196800

約数和(自身を除く): 167838279

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 417, 609, 973, 2919, 3371, 4031, 10113, 12093, 23597, 28217, 70791, 84651, 97759, 293277, 468569, 684313, 1405707, 2052939, 3279983, 9839949, 13588501, 40765503, 95119507, 285358521]

約数ペア:

[(1, 285358521), (3, 95119507), (7, 40765503), (21, 13588501), (29, 9839949), (87, 3279983), (139, 2052939), (203, 1405707), (417, 684313), (609, 468569), (973, 293277), (2919, 97759), (3371, 84651), (4031, 70791), (10113, 28217), (12093, 23597)]