3990438645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{863}}^1\times {\mathrm{18133}}^1$

素因数の和:19021

約数の個数: 32

約数和(自身を含む): 6768479232

約数和(自身を除く): 2778040587

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 863, 2589, 4315, 12945, 14671, 18133, 44013, 54399, 73355, 90665, 220065, 271995, 308261, 924783, 1541305, 4623915, 15648779, 46946337, 78243895, 234731685, 266029243, 798087729, 1330146215, 3990438645]

約数ペア:

[(1, 3990438645), (3, 1330146215), (5, 798087729), (15, 266029243), (17, 234731685), (51, 78243895), (85, 46946337), (255, 15648779), (863, 4623915), (2589, 1541305), (4315, 924783), (12945, 308261), (14671, 271995), (18133, 220065), (44013, 90665), (54399, 73355)]