29381859

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 48432384

約数和(自身を除く): 19050525

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 131, 213, 243, 351, 393, 639, 923, 1053, 1179, 1703, 1917, 2769, 3159, 3537, 5109, 5751, 8307, 9301, 10611, 15327, 17253, 24921, 27903, 31833, 45981, 74763, 83709, 120913, 137943, 224289, 251127, 362739, 413829, 753381, 1088217, 2260143, 3264651, 9793953, 29381859]

約数ペア:

[(1, 29381859), (3, 9793953), (9, 3264651), (13, 2260143), (27, 1088217), (39, 753381), (71, 413829), (81, 362739), (117, 251127), (131, 224289), (213, 137943), (243, 120913), (351, 83709), (393, 74763), (639, 45981), (923, 31833), (1053, 27903), (1179, 24921), (1703, 17253), (1917, 15327), (2769, 10611), (3159, 9301), (3537, 8307), (5109, 5751)]