71858228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 143613120

約数和(自身を除く): 71754892

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 257, 283, 494, 514, 566, 988, 1028, 1132, 3341, 3679, 4883, 5377, 6682, 7358, 9766, 10754, 13364, 14716, 19532, 21508, 63479, 69901, 72731, 126958, 139802, 145462, 253916, 279604, 290924, 945503, 1381889, 1891006, 2763778, 3782012, 5527556, 17964557, 35929114, 71858228]

約数ペア:

[(1, 71858228), (2, 35929114), (4, 17964557), (13, 5527556), (19, 3782012), (26, 2763778), (38, 1891006), (52, 1381889), (76, 945503), (247, 290924), (257, 279604), (283, 253916), (494, 145462), (514, 139802), (566, 126958), (988, 72731), (1028, 69901), (1132, 63479), (3341, 21508), (3679, 19532), (4883, 14716), (5377, 13364), (6682, 10754), (7358, 9766)]