201797631

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 362793600

約数和(自身を除く): 160995969

約数列:

[1, 3, 7, 9, 21, 29, 31, 49, 63, 87, 93, 147, 203, 217, 261, 279, 441, 509, 609, 651, 899, 1421, 1519, 1527, 1827, 1953, 2697, 3563, 4263, 4557, 4581, 6293, 8091, 10689, 12789, 13671, 14761, 15779, 18879, 24941, 32067, 44051, 44283, 47337, 56637, 74823, 103327, 110453, 132153, 132849, 142011, 224469, 309981, 331359, 396459, 457591, 723289, 773171, 929943, 994077, 1372773, 2169867, 2319513, 3203137, 4118319, 6509601, 6958539, 9609411, 22421959, 28828233, 67265877, 201797631]

約数ペア:

[(1, 201797631), (3, 67265877), (7, 28828233), (9, 22421959), (21, 9609411), (29, 6958539), (31, 6509601), (49, 4118319), (63, 3203137), (87, 2319513), (93, 2169867), (147, 1372773), (203, 994077), (217, 929943), (261, 773171), (279, 723289), (441, 457591), (509, 396459), (609, 331359), (651, 309981), (899, 224469), (1421, 142011), (1519, 132849), (1527, 132153), (1827, 110453), (1953, 103327), (2697, 74823), (3563, 56637), (4263, 47337), (4557, 44283), (4581, 44051), (6293, 32067), (8091, 24941), (10689, 18879), (12789, 15779), (13671, 14761)]