13377907921

素因数分解:

$7^3\times {\mathrm{53}}^1\times {\mathrm{677}}^1\times {\mathrm{1087}}^1$

素因数の和:1838

約数の個数: 32

約数和(自身を含む): 15933542400

約数和(自身を除く): 2555634479

約数列:

[1, 7, 49, 53, 343, 371, 677, 1087, 2597, 4739, 7609, 18179, 33173, 35881, 53263, 57611, 232211, 251167, 372841, 403277, 735899, 1758169, 2822939, 5151293, 12307183, 19760573, 36059051, 39002647, 252413357, 273018529, 1911129703, 13377907921]

約数ペア:

[(1, 13377907921), (7, 1911129703), (49, 273018529), (53, 252413357), (343, 39002647), (371, 36059051), (677, 19760573), (1087, 12307183), (2597, 5151293), (4739, 2822939), (7609, 1758169), (18179, 735899), (33173, 403277), (35881, 372841), (53263, 251167), (57611, 232211)]