30718845

素因数分解:

$3^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 55927872

約数和(自身を除く): 25209027

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 131, 135, 193, 243, 393, 405, 579, 655, 965, 1179, 1215, 1737, 1965, 2895, 3537, 5211, 5895, 8685, 10611, 15633, 17685, 25283, 26055, 31833, 46899, 53055, 75849, 78165, 126415, 159165, 227547, 234495, 379245, 682641, 1137735, 2047923, 3413205, 6143769, 10239615, 30718845]

約数ペア:

[(1, 30718845), (3, 10239615), (5, 6143769), (9, 3413205), (15, 2047923), (27, 1137735), (45, 682641), (81, 379245), (131, 234495), (135, 227547), (193, 159165), (243, 126415), (393, 78165), (405, 75849), (579, 53055), (655, 46899), (965, 31833), (1179, 26055), (1215, 25283), (1737, 17685), (1965, 15633), (2895, 10611), (3537, 8685), (5211, 5895)]