142000245

素因数分解:

$3^2\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{2903}}^1$

素因数の和:4001

約数の個数: 24

約数和(自身を含む): 246445056

約数和(自身を除く): 104444811

約数列:

[1, 3, 5, 9, 15, 45, 1087, 2903, 3261, 5435, 8709, 9783, 14515, 16305, 26127, 43545, 48915, 130635, 3155561, 9466683, 15777805, 28400049, 47333415, 142000245]

約数ペア:

[(1, 142000245), (3, 47333415), (5, 28400049), (9, 15777805), (15, 9466683), (45, 3155561), (1087, 130635), (2903, 48915), (3261, 43545), (5435, 26127), (8709, 16305), (9783, 14515)]