724378721

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 897692544

約数和(自身を除く): 173313823

約数列:

[1, 11, 17, 23, 61, 121, 187, 251, 253, 391, 671, 1037, 1403, 2057, 2761, 2783, 4267, 4301, 5773, 7381, 11407, 15311, 15433, 23851, 30371, 46937, 47311, 63503, 98141, 125477, 168421, 169763, 260287, 262361, 352153, 516307, 698533, 1079551, 1852631, 2863157, 2885971, 3873683, 5986601, 11875061, 31494727, 42610513, 65852611, 724378721]

約数ペア:

[(1, 724378721), (11, 65852611), (17, 42610513), (23, 31494727), (61, 11875061), (121, 5986601), (187, 3873683), (251, 2885971), (253, 2863157), (391, 1852631), (671, 1079551), (1037, 698533), (1403, 516307), (2057, 352153), (2761, 262361), (2783, 260287), (4267, 169763), (4301, 168421), (5773, 125477), (7381, 98141), (11407, 63503), (15311, 47311), (15433, 46937), (23851, 30371)]