13905915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2371}}^1$

素因数の和:2419

約数の個数: 32

約数和(自身を含む): 24592896

約数和(自身を除く): 10686981

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 2371, 5865, 7113, 11855, 35565, 40307, 54533, 120921, 163599, 201535, 272665, 604605, 817995, 927061, 2781183, 4635305, 13905915]

約数ペア:

[(1, 13905915), (3, 4635305), (5, 2781183), (15, 927061), (17, 817995), (23, 604605), (51, 272665), (69, 201535), (85, 163599), (115, 120921), (255, 54533), (345, 40307), (391, 35565), (1173, 11855), (1955, 7113), (2371, 5865)]