291259892

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{701}}^1$

素因数の和:813

約数の個数: 96

約数和(自身を含む): 679311360

約数和(自身を除く): 388051468

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 71, 76, 77, 133, 142, 154, 209, 266, 284, 308, 418, 497, 532, 701, 781, 836, 994, 1349, 1402, 1463, 1562, 1988, 2698, 2804, 2926, 3124, 4907, 5396, 5467, 5852, 7711, 9443, 9814, 10934, 13319, 14839, 15422, 18886, 19628, 21868, 26638, 29678, 30844, 37772, 49771, 53276, 53977, 59356, 93233, 99542, 103873, 107954, 146509, 186466, 199084, 207746, 215908, 293018, 348397, 372932, 415492, 547481, 586036, 696794, 945649, 1025563, 1094962, 1393588, 1891298, 2051126, 2189924, 3782596, 3832367, 4102252, 6619543, 7664734, 10402139, 13239086, 15329468, 20804278, 26478172, 41608556, 72814973, 145629946, 291259892]

約数ペア:

[(1, 291259892), (2, 145629946), (4, 72814973), (7, 41608556), (11, 26478172), (14, 20804278), (19, 15329468), (22, 13239086), (28, 10402139), (38, 7664734), (44, 6619543), (71, 4102252), (76, 3832367), (77, 3782596), (133, 2189924), (142, 2051126), (154, 1891298), (209, 1393588), (266, 1094962), (284, 1025563), (308, 945649), (418, 696794), (497, 586036), (532, 547481), (701, 415492), (781, 372932), (836, 348397), (994, 293018), (1349, 215908), (1402, 207746), (1463, 199084), (1562, 186466), (1988, 146509), (2698, 107954), (2804, 103873), (2926, 99542), (3124, 93233), (4907, 59356), (5396, 53977), (5467, 53276), (5852, 49771), (7711, 37772), (9443, 30844), (9814, 29678), (10934, 26638), (13319, 21868), (14839, 19628), (15422, 18886)]