239402007

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 412594560

約数和(自身を除く): 173192553

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 53, 117, 153, 159, 221, 351, 459, 477, 663, 689, 757, 901, 1431, 1989, 2067, 2271, 2703, 5967, 6201, 6813, 8109, 9841, 11713, 12869, 18603, 20439, 24327, 29523, 35139, 38607, 40121, 88569, 105417, 115821, 120363, 167297, 265707, 316251, 347463, 361089, 501891, 521573, 682057, 1083267, 1505673, 1564719, 2046171, 4517019, 4694157, 6138513, 8866741, 14082471, 18415539, 26600223, 79800669, 239402007]

約数ペア:

[(1, 239402007), (3, 79800669), (9, 26600223), (13, 18415539), (17, 14082471), (27, 8866741), (39, 6138513), (51, 4694157), (53, 4517019), (117, 2046171), (153, 1564719), (159, 1505673), (221, 1083267), (351, 682057), (459, 521573), (477, 501891), (663, 361089), (689, 347463), (757, 316251), (901, 265707), (1431, 167297), (1989, 120363), (2067, 115821), (2271, 105417), (2703, 88569), (5967, 40121), (6201, 38607), (6813, 35139), (8109, 29523), (9841, 24327), (11713, 20439), (12869, 18603)]