13247403

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 21345120

約数和(自身を除く): 8097717

約数列:

[1, 3, 13, 17, 29, 39, 51, 53, 87, 159, 169, 221, 377, 493, 507, 663, 689, 901, 1131, 1479, 1537, 2067, 2703, 2873, 4611, 4901, 6409, 8619, 8957, 11713, 14703, 19227, 19981, 26129, 26871, 35139, 59943, 78387, 83317, 152269, 249951, 259753, 339677, 456807, 779259, 1019031, 4415801, 13247403]

約数ペア:

[(1, 13247403), (3, 4415801), (13, 1019031), (17, 779259), (29, 456807), (39, 339677), (51, 259753), (53, 249951), (87, 152269), (159, 83317), (169, 78387), (221, 59943), (377, 35139), (493, 26871), (507, 26129), (663, 19981), (689, 19227), (901, 14703), (1131, 11713), (1479, 8957), (1537, 8619), (2067, 6409), (2703, 4901), (2873, 4611)]