391030488

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{285841}}^1$

素因数の和:285872

約数の個数: 48

約数和(自身を含む): 1114783800

約数和(自身を除く): 723753312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 285841, 571682, 857523, 1143364, 1715046, 2286728, 2572569, 3430092, 5145138, 5430979, 6860184, 10290276, 10861958, 16292937, 20580552, 21723916, 32585874, 43447832, 48878811, 65171748, 97757622, 130343496, 195515244, 391030488]

約数ペア:

[(1, 391030488), (2, 195515244), (3, 130343496), (4, 97757622), (6, 65171748), (8, 48878811), (9, 43447832), (12, 32585874), (18, 21723916), (19, 20580552), (24, 16292937), (36, 10861958), (38, 10290276), (57, 6860184), (72, 5430979), (76, 5145138), (114, 3430092), (152, 2572569), (171, 2286728), (228, 1715046), (342, 1143364), (456, 857523), (684, 571682), (1368, 285841)]