16138990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{751}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 33352704

約数和(自身を除く): 17213714

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 307, 614, 751, 1502, 1535, 2149, 3070, 3755, 4298, 5257, 7510, 10514, 10745, 21490, 26285, 52570, 230557, 461114, 1152785, 1613899, 2305570, 3227798, 8069495, 16138990]

約数ペア:

[(1, 16138990), (2, 8069495), (5, 3227798), (7, 2305570), (10, 1613899), (14, 1152785), (35, 461114), (70, 230557), (307, 52570), (614, 26285), (751, 21490), (1502, 10745), (1535, 10514), (2149, 7510), (3070, 5257), (3755, 4298)]