12665457

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3527}}^1$

素因数の和:3562

約数の個数: 32

約数和(自身を含む): 22579200

約数和(自身を除く): 9913743

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3527, 3591, 10581, 24689, 31743, 67013, 74067, 95229, 201039, 222201, 469091, 603117, 666603, 1407273, 1809351, 4221819, 12665457]

約数ペア:

[(1, 12665457), (3, 4221819), (7, 1809351), (9, 1407273), (19, 666603), (21, 603117), (27, 469091), (57, 222201), (63, 201039), (133, 95229), (171, 74067), (189, 67013), (399, 31743), (513, 24689), (1197, 10581), (3527, 3591)]