54213327

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 99942400

約数和(自身を除く): 45729073

約数列:

[1, 3, 7, 9, 19, 21, 27, 31, 57, 63, 93, 133, 171, 189, 217, 279, 399, 487, 513, 589, 651, 837, 1197, 1461, 1767, 1953, 3409, 3591, 4123, 4383, 5301, 5859, 9253, 10227, 12369, 13149, 15097, 15903, 27759, 30681, 37107, 45291, 64771, 83277, 92043, 105679, 111321, 135873, 194313, 249831, 286843, 317037, 407619, 582939, 860529, 951111, 1748817, 2007901, 2581587, 2853333, 6023703, 7744761, 18071109, 54213327]

約数ペア:

[(1, 54213327), (3, 18071109), (7, 7744761), (9, 6023703), (19, 2853333), (21, 2581587), (27, 2007901), (31, 1748817), (57, 951111), (63, 860529), (93, 582939), (133, 407619), (171, 317037), (189, 286843), (217, 249831), (279, 194313), (399, 135873), (487, 111321), (513, 105679), (589, 92043), (651, 83277), (837, 64771), (1197, 45291), (1461, 37107), (1767, 30681), (1953, 27759), (3409, 15903), (3591, 15097), (4123, 13149), (4383, 12369), (5301, 10227), (5859, 9253)]