201955257

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1867}}^1$

素因数の和:1998

約数の個数: 48

約数和(自身を含む): 356683392

約数和(自身を除く): 154728135

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 101, 119, 153, 303, 357, 707, 909, 1071, 1717, 1867, 2121, 5151, 5601, 6363, 12019, 13069, 15453, 16803, 31739, 36057, 39207, 95217, 108171, 117621, 188567, 222173, 285651, 565701, 666519, 1319969, 1697103, 1999557, 3205639, 3959907, 9616917, 11879721, 22439473, 28850751, 67318419, 201955257]

約数ペア:

[(1, 201955257), (3, 67318419), (7, 28850751), (9, 22439473), (17, 11879721), (21, 9616917), (51, 3959907), (63, 3205639), (101, 1999557), (119, 1697103), (153, 1319969), (303, 666519), (357, 565701), (707, 285651), (909, 222173), (1071, 188567), (1717, 117621), (1867, 108171), (2121, 95217), (5151, 39207), (5601, 36057), (6363, 31739), (12019, 16803), (13069, 15453)]