16393995

素因数分解:

$3^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 29981952

約数和(自身を除く): 13587957

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 131, 135, 243, 309, 393, 405, 515, 655, 927, 1179, 1215, 1545, 1965, 2781, 3537, 4635, 5895, 8343, 10611, 13493, 13905, 17685, 25029, 31833, 40479, 41715, 53055, 67465, 121437, 125145, 159165, 202395, 364311, 607185, 1092933, 1821555, 3278799, 5464665, 16393995]

約数ペア:

[(1, 16393995), (3, 5464665), (5, 3278799), (9, 1821555), (15, 1092933), (27, 607185), (45, 364311), (81, 202395), (103, 159165), (131, 125145), (135, 121437), (243, 67465), (309, 53055), (393, 41715), (405, 40479), (515, 31833), (655, 25029), (927, 17685), (1179, 13905), (1215, 13493), (1545, 10611), (1965, 8343), (2781, 5895), (3537, 4635)]