27989276

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 59867136

約数和(自身を除く): 31877860

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 127, 238, 254, 463, 476, 508, 889, 926, 1778, 1852, 2159, 3241, 3556, 4318, 6482, 7871, 8636, 12964, 15113, 15742, 30226, 31484, 55097, 58801, 60452, 110194, 117602, 220388, 235204, 411607, 823214, 999617, 1646428, 1999234, 3998468, 6997319, 13994638, 27989276]

約数ペア:

[(1, 27989276), (2, 13994638), (4, 6997319), (7, 3998468), (14, 1999234), (17, 1646428), (28, 999617), (34, 823214), (68, 411607), (119, 235204), (127, 220388), (238, 117602), (254, 110194), (463, 60452), (476, 58801), (508, 55097), (889, 31484), (926, 30226), (1778, 15742), (1852, 15113), (2159, 12964), (3241, 8636), (3556, 7871), (4318, 6482)]