81087570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{900973}}^1$

素因数の和:900986

約数の個数: 24

約数和(自身を含む): 210827916

約数和(自身を除く): 129740346

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 900973, 1801946, 2702919, 4504865, 5405838, 8108757, 9009730, 13514595, 16217514, 27029190, 40543785, 81087570]

約数ペア:

[(1, 81087570), (2, 40543785), (3, 27029190), (5, 16217514), (6, 13514595), (9, 9009730), (10, 8108757), (15, 5405838), (18, 4504865), (30, 2702919), (45, 1801946), (90, 900973)]