219030951

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 307307520

約数和(自身を除く): 88276569

約数列:

[1, 3, 47, 59, 113, 141, 177, 233, 339, 699, 2773, 5311, 6667, 8319, 10951, 13747, 15933, 20001, 26329, 32853, 41241, 78987, 313349, 646109, 940047, 1237463, 1553411, 1938327, 3712389, 4660233, 73010317, 219030951]

約数ペア:

[(1, 219030951), (3, 73010317), (47, 4660233), (59, 3712389), (113, 1938327), (141, 1553411), (177, 1237463), (233, 940047), (339, 646109), (699, 313349), (2773, 78987), (5311, 41241), (6667, 32853), (8319, 26329), (10951, 20001), (13747, 15933)]