61280427

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{5437}}^1$

素因数の和:5487

約数の個数: 24

約数和(自身を含む): 93490096

約数和(自身を除く): 32209669

約数列:

[1, 3, 13, 17, 39, 51, 221, 289, 663, 867, 3757, 5437, 11271, 16311, 70681, 92429, 212043, 277287, 1201577, 1571293, 3604731, 4713879, 20426809, 61280427]

約数ペア:

[(1, 61280427), (3, 20426809), (13, 4713879), (17, 3604731), (39, 1571293), (51, 1201577), (221, 277287), (289, 212043), (663, 92429), (867, 70681), (3757, 16311), (5437, 11271)]