199539778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1289}}^1$

素因数の和:1494

約数の個数: 32

約数和(自身を含む): 330188400

約数和(自身を除く): 130648622

約数列:

[1, 2, 17, 29, 34, 58, 157, 314, 493, 986, 1289, 2578, 2669, 4553, 5338, 9106, 21913, 37381, 43826, 74762, 77401, 154802, 202373, 404746, 635477, 1270954, 3440341, 5868817, 6880682, 11737634, 99769889, 199539778]

約数ペア:

[(1, 199539778), (2, 99769889), (17, 11737634), (29, 6880682), (34, 5868817), (58, 3440341), (157, 1270954), (314, 635477), (493, 404746), (986, 202373), (1289, 154802), (2578, 77401), (2669, 74762), (4553, 43826), (5338, 37381), (9106, 21913)]