189404015

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{2711}}^1$

素因数の和:2962

約数の個数: 16

約数和(自身を含む): 231387840

約数和(自身を除く): 41983825

約数列:

[1, 5, 89, 157, 445, 785, 2711, 13555, 13973, 69865, 241279, 425627, 1206395, 2128135, 37880803, 189404015]

約数ペア:

[(1, 189404015), (5, 37880803), (89, 2128135), (157, 1206395), (445, 425627), (785, 241279), (2711, 69865), (13555, 13973)]