201772431

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{20143}}^1$

素因数の和:20212

約数の個数: 32

約数和(自身を含む): 348088320

約数和(自身を除く): 146315889

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 3339, 10017, 20143, 60429, 141001, 181287, 423003, 543861, 1067579, 1269009, 3202737, 3807027, 7473053, 9608211, 22419159, 28824633, 67257477, 201772431]

約数ペア:

[(1, 201772431), (3, 67257477), (7, 28824633), (9, 22419159), (21, 9608211), (27, 7473053), (53, 3807027), (63, 3202737), (159, 1269009), (189, 1067579), (371, 543861), (477, 423003), (1113, 181287), (1431, 141001), (3339, 60429), (10017, 20143)]