80602821

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 131668992

約数和(自身を除く): 51066171

約数列:

[1, 3, 9, 13, 31, 39, 71, 93, 117, 213, 279, 313, 403, 639, 923, 939, 1209, 2201, 2769, 2817, 3627, 4069, 6603, 8307, 9703, 12207, 19809, 22223, 28613, 29109, 36621, 66669, 85839, 87327, 126139, 200007, 257517, 288899, 378417, 688913, 866697, 1135251, 2066739, 2600091, 6200217, 8955869, 26867607, 80602821]

約数ペア:

[(1, 80602821), (3, 26867607), (9, 8955869), (13, 6200217), (31, 2600091), (39, 2066739), (71, 1135251), (93, 866697), (117, 688913), (213, 378417), (279, 288899), (313, 257517), (403, 200007), (639, 126139), (923, 87327), (939, 85839), (1209, 66669), (2201, 36621), (2769, 29109), (2817, 28613), (3627, 22223), (4069, 19809), (6603, 12207), (8307, 9703)]