13199395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 19284480

約数和(自身を除く): 6085085

約数列:

[1, 5, 11, 17, 19, 55, 85, 95, 187, 209, 323, 743, 935, 1045, 1615, 3553, 3715, 8173, 12631, 14117, 17765, 40865, 63155, 70585, 138941, 155287, 239989, 694705, 776435, 1199945, 2639879, 13199395]

約数ペア:

[(1, 13199395), (5, 2639879), (11, 1199945), (17, 776435), (19, 694705), (55, 239989), (85, 155287), (95, 138941), (187, 70585), (209, 63155), (323, 40865), (743, 17765), (935, 14117), (1045, 12631), (1615, 8173), (3553, 3715)]