8170215

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 13685760

約数和(自身を除く): 5515545

約数列:

[1, 3, 5, 15, 43, 53, 129, 159, 215, 239, 265, 645, 717, 795, 1195, 2279, 3585, 6837, 10277, 11395, 12667, 30831, 34185, 38001, 51385, 63335, 154155, 190005, 544681, 1634043, 2723405, 8170215]

約数ペア:

[(1, 8170215), (3, 2723405), (5, 1634043), (15, 544681), (43, 190005), (53, 154155), (129, 63335), (159, 51385), (215, 38001), (239, 34185), (265, 30831), (645, 12667), (717, 11395), (795, 10277), (1195, 6837), (2279, 3585)]