31151068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 29812772

約数列:

[1, 2, 4, 13, 26, 52, 53, 89, 106, 127, 178, 212, 254, 356, 508, 689, 1157, 1378, 1651, 2314, 2756, 3302, 4628, 4717, 6604, 6731, 9434, 11303, 13462, 18868, 22606, 26924, 45212, 61321, 87503, 122642, 146939, 175006, 245284, 293878, 350012, 587756, 599059, 1198118, 2396236, 7787767, 15575534, 31151068]

約数ペア:

[(1, 31151068), (2, 15575534), (4, 7787767), (13, 2396236), (26, 1198118), (52, 599059), (53, 587756), (89, 350012), (106, 293878), (127, 245284), (178, 175006), (212, 146939), (254, 122642), (356, 87503), (508, 61321), (689, 45212), (1157, 26924), (1378, 22606), (1651, 18868), (2314, 13462), (2756, 11303), (3302, 9434), (4628, 6731), (4717, 6604)]