81432208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{35591}}^1$

素因数の和:35623

約数の個数: 40

約数和(自身を含む): 185363136

約数和(自身を除く): 103930928

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 35591, 71182, 142364, 284728, 391501, 462683, 569456, 783002, 925366, 1566004, 1850732, 3132008, 3701464, 5089513, 6264016, 7402928, 10179026, 20358052, 40716104, 81432208]

約数ペア:

[(1, 81432208), (2, 40716104), (4, 20358052), (8, 10179026), (11, 7402928), (13, 6264016), (16, 5089513), (22, 3701464), (26, 3132008), (44, 1850732), (52, 1566004), (88, 925366), (104, 783002), (143, 569456), (176, 462683), (208, 391501), (286, 284728), (572, 142364), (1144, 71182), (2288, 35591)]