81132570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{300491}}^1$

素因数の和:300507

約数の個数: 32

約数和(自身を含む): 216354240

約数和(自身を除く): 135221670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 300491, 600982, 901473, 1502455, 1802946, 2704419, 3004910, 4507365, 5408838, 8113257, 9014730, 13522095, 16226514, 27044190, 40566285, 81132570]

約数ペア:

[(1, 81132570), (2, 40566285), (3, 27044190), (5, 16226514), (6, 13522095), (9, 9014730), (10, 8113257), (15, 5408838), (18, 4507365), (27, 3004910), (30, 2704419), (45, 1802946), (54, 1502455), (90, 901473), (135, 600982), (270, 300491)]