201895281

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2027}}^1$

素因数の和:2091

約数の個数: 64

約数和(自身を含む): 373800960

約数和(自身を除く): 171905679

約数列:

[1, 3, 7, 9, 17, 21, 27, 31, 51, 63, 93, 119, 153, 189, 217, 279, 357, 459, 527, 651, 837, 1071, 1581, 1953, 2027, 3213, 3689, 4743, 5859, 6081, 11067, 14189, 14229, 18243, 33201, 34459, 42567, 54729, 62837, 99603, 103377, 127701, 188511, 241213, 310131, 383103, 439859, 565533, 723639, 930393, 1068229, 1319577, 1696599, 2170917, 3204687, 3958731, 6512751, 7477603, 9614061, 11876193, 22432809, 28842183, 67298427, 201895281]

約数ペア:

[(1, 201895281), (3, 67298427), (7, 28842183), (9, 22432809), (17, 11876193), (21, 9614061), (27, 7477603), (31, 6512751), (51, 3958731), (63, 3204687), (93, 2170917), (119, 1696599), (153, 1319577), (189, 1068229), (217, 930393), (279, 723639), (357, 565533), (459, 439859), (527, 383103), (651, 310131), (837, 241213), (1071, 188511), (1581, 127701), (1953, 103377), (2027, 99603), (3213, 62837), (3689, 54729), (4743, 42567), (5859, 34459), (6081, 33201), (11067, 18243), (14189, 14229)]