207968395

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{983}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 280558080

約数和(自身を除く): 72589685

約数列:

[1, 5, 17, 19, 85, 95, 131, 323, 655, 983, 1615, 2227, 2489, 4915, 11135, 12445, 16711, 18677, 42313, 83555, 93385, 128773, 211565, 317509, 643865, 1587545, 2189141, 2446687, 10945705, 12233435, 41593679, 207968395]

約数ペア:

[(1, 207968395), (5, 41593679), (17, 12233435), (19, 10945705), (85, 2446687), (95, 2189141), (131, 1587545), (323, 643865), (655, 317509), (983, 211565), (1615, 128773), (2227, 93385), (2489, 83555), (4915, 42313), (11135, 18677), (12445, 16711)]