13240017

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1229}}^1$

素因数の和:1267

約数の個数: 40

約数和(自身を含む): 23812800

約数和(自身を除く): 10572783

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1229, 1539, 3591, 3687, 8603, 10773, 11061, 23351, 25809, 33183, 70053, 77427, 99549, 163457, 210159, 232281, 490371, 630477, 696843, 1471113, 1891431, 4413339, 13240017]

約数ペア:

[(1, 13240017), (3, 4413339), (7, 1891431), (9, 1471113), (19, 696843), (21, 630477), (27, 490371), (57, 232281), (63, 210159), (81, 163457), (133, 99549), (171, 77427), (189, 70053), (399, 33183), (513, 25809), (567, 23351), (1197, 11061), (1229, 10773), (1539, 8603), (3591, 3687)]