72819687

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 105871104

約数和(自身を除く): 33051417

約数列:

[1, 3, 17, 51, 67, 101, 201, 211, 303, 633, 1139, 1717, 3417, 3587, 5151, 6767, 10761, 14137, 20301, 21311, 42411, 63933, 115039, 240329, 345117, 362287, 720987, 1086861, 1427837, 4283511, 24273229, 72819687]

約数ペア:

[(1, 72819687), (3, 24273229), (17, 4283511), (51, 1427837), (67, 1086861), (101, 720987), (201, 362287), (211, 345117), (303, 240329), (633, 115039), (1139, 63933), (1717, 42411), (3417, 21311), (3587, 20301), (5151, 14137), (6767, 10761)]