14921301981

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{2357}}^1$

素因数の和:2781

約数の個数: 32

約数和(自身を含む): 20419751808

約数和(自身を除く): 5498449827

約数列:

[1, 3, 73, 137, 211, 219, 411, 633, 2357, 7071, 10001, 15403, 28907, 30003, 46209, 86721, 172061, 322909, 497327, 516183, 968727, 1491981, 2110211, 6330633, 23572357, 36304871, 68133799, 70717071, 108914613, 204401397, 4973767327, 14921301981]

約数ペア:

[(1, 14921301981), (3, 4973767327), (73, 204401397), (137, 108914613), (211, 70717071), (219, 68133799), (411, 36304871), (633, 23572357), (2357, 6330633), (7071, 2110211), (10001, 1491981), (15403, 968727), (28907, 516183), (30003, 497327), (46209, 322909), (86721, 172061)]