398655032

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{23081}}^1$

素因数の和:23231

約数の個数: 32

約数和(自身を含む): 797713920

約数和(自身を除く): 399058888

約数列:

[1, 2, 4, 8, 17, 34, 68, 127, 136, 254, 508, 1016, 2159, 4318, 8636, 17272, 23081, 46162, 92324, 184648, 392377, 784754, 1569508, 2931287, 3139016, 5862574, 11725148, 23450296, 49831879, 99663758, 199327516, 398655032]

約数ペア:

[(1, 398655032), (2, 199327516), (4, 99663758), (8, 49831879), (17, 23450296), (34, 11725148), (68, 5862574), (127, 3139016), (136, 2931287), (254, 1569508), (508, 784754), (1016, 392377), (2159, 184648), (4318, 92324), (8636, 46162), (17272, 23081)]