28540124

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{977}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 51208080

約数和(自身を除く): 22667956

約数列:

[1, 2, 4, 67, 109, 134, 218, 268, 436, 977, 1954, 3908, 7303, 14606, 29212, 65459, 106493, 130918, 212986, 261836, 425972, 7135031, 14270062, 28540124]

約数ペア:

[(1, 28540124), (2, 14270062), (4, 7135031), (67, 425972), (109, 261836), (134, 212986), (218, 130918), (268, 106493), (436, 65459), (977, 29212), (1954, 14606), (3908, 7303)]