208180555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4201}}^1$

素因数の和:4287

約数の個数: 32

約数和(自身を含む): 294072768

約数和(自身を除く): 85892213

約数列:

[1, 5, 11, 17, 53, 55, 85, 187, 265, 583, 901, 935, 2915, 4201, 4505, 9911, 21005, 46211, 49555, 71417, 222653, 231055, 357085, 785587, 1113265, 2449183, 3785101, 3927935, 12245915, 18925505, 41636111, 208180555]

約数ペア:

[(1, 208180555), (5, 41636111), (11, 18925505), (17, 12245915), (53, 3927935), (55, 3785101), (85, 2449183), (187, 1113265), (265, 785587), (583, 357085), (901, 231055), (935, 222653), (2915, 71417), (4201, 49555), (4505, 46211), (9911, 21005)]