15780684

素因数分解:

$2^2\times 3^1\times {\mathrm{991}}^1\times {\mathrm{1327}}^1$

素因数の和:2325

約数の個数: 24

約数和(自身を含む): 36886528

約数和(自身を除く): 21105844

約数列:

[1, 2, 3, 4, 6, 12, 991, 1327, 1982, 2654, 2973, 3964, 3981, 5308, 5946, 7962, 11892, 15924, 1315057, 2630114, 3945171, 5260228, 7890342, 15780684]

約数ペア:

[(1, 15780684), (2, 7890342), (3, 5260228), (4, 3945171), (6, 2630114), (12, 1315057), (991, 15924), (1327, 11892), (1982, 7962), (2654, 5946), (2973, 5308), (3964, 3981)]