28282605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3373}}^1$

素因数の和:3437

約数の個数: 32

約数和(自身を含む): 49881216

約数和(自身を除く): 21598611

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 3373, 8385, 10119, 16865, 43849, 50595, 131547, 145039, 219245, 435117, 657735, 725195, 1885507, 2175585, 5656521, 9427535, 28282605]

約数ペア:

[(1, 28282605), (3, 9427535), (5, 5656521), (13, 2175585), (15, 1885507), (39, 725195), (43, 657735), (65, 435117), (129, 219245), (195, 145039), (215, 131547), (559, 50595), (645, 43849), (1677, 16865), (2795, 10119), (3373, 8385)]