261625486

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 409266432

約数和(自身を除く): 147640946

約数列:

[1, 2, 67, 71, 107, 134, 142, 214, 257, 514, 4757, 7169, 7597, 9514, 14338, 15194, 17219, 18247, 27499, 34438, 36494, 54998, 508999, 1017998, 1222549, 1842433, 1952429, 2445098, 3684866, 3904858, 130812743, 261625486]

約数ペア:

[(1, 261625486), (2, 130812743), (67, 3904858), (71, 3684866), (107, 2445098), (134, 1952429), (142, 1842433), (214, 1222549), (257, 1017998), (514, 508999), (4757, 54998), (7169, 36494), (7597, 34438), (9514, 27499), (14338, 18247), (15194, 17219)]