1213231779

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1583}}^1$

素因数の和:1728

約数の個数: 48

約数和(自身を含む): 1881944064

約数和(自身を除く): 668712285

約数列:

[1, 3, 9, 31, 41, 67, 93, 123, 201, 279, 369, 603, 1271, 1583, 2077, 2747, 3813, 4749, 6231, 8241, 11439, 14247, 18693, 24723, 49073, 64903, 85157, 106061, 147219, 194709, 255471, 318183, 441657, 584127, 766413, 954549, 2011993, 3287891, 4348501, 6035979, 9863673, 13045503, 18107937, 29591019, 39136509, 134803531, 404410593, 1213231779]

約数ペア:

[(1, 1213231779), (3, 404410593), (9, 134803531), (31, 39136509), (41, 29591019), (67, 18107937), (93, 13045503), (123, 9863673), (201, 6035979), (279, 4348501), (369, 3287891), (603, 2011993), (1271, 954549), (1583, 766413), (2077, 584127), (2747, 441657), (3813, 318183), (4749, 255471), (6231, 194709), (8241, 147219), (11439, 106061), (14247, 85157), (18693, 64903), (24723, 49073)]