71233281

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 125483904

約数和(自身を除く): 54250623

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 227, 293, 357, 681, 879, 1071, 1589, 2043, 2051, 2637, 3859, 4767, 4981, 6153, 11577, 14301, 14943, 18459, 27013, 34731, 34867, 44829, 66511, 81039, 104601, 199533, 243117, 313803, 465577, 598599, 1130687, 1396731, 3392061, 4190193, 7914809, 10176183, 23744427, 71233281]

約数ペア:

[(1, 71233281), (3, 23744427), (7, 10176183), (9, 7914809), (17, 4190193), (21, 3392061), (51, 1396731), (63, 1130687), (119, 598599), (153, 465577), (227, 313803), (293, 243117), (357, 199533), (681, 104601), (879, 81039), (1071, 66511), (1589, 44829), (2043, 34867), (2051, 34731), (2637, 27013), (3859, 18459), (4767, 14943), (4981, 14301), (6153, 11577)]