201585951

素因数分解:

$3^2\times 7^2\times {\mathrm{331}}^1\times {\mathrm{1381}}^1$

素因数の和:1732

約数の個数: 36

約数和(自身を含む): 339988584

約数和(自身を除く): 138402633

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 331, 441, 993, 1381, 2317, 2979, 4143, 6951, 9667, 12429, 16219, 20853, 29001, 48657, 67669, 87003, 145971, 203007, 457111, 609021, 1371333, 3199777, 4113999, 9599331, 22398439, 28797993, 67195317, 201585951]

約数ペア:

[(1, 201585951), (3, 67195317), (7, 28797993), (9, 22398439), (21, 9599331), (49, 4113999), (63, 3199777), (147, 1371333), (331, 609021), (441, 457111), (993, 203007), (1381, 145971), (2317, 87003), (2979, 67669), (4143, 48657), (6951, 29001), (9667, 20853), (12429, 16219)]