1986556715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2778401}}^1$

素因数の和:2778430

約数の個数: 16

約数和(自身を含む): 2800629216

約数和(自身を除く): 814072501

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 2778401, 13892005, 30562411, 36119213, 152812055, 180596065, 397311343, 1986556715]

約数ペア:

[(1, 1986556715), (5, 397311343), (11, 180596065), (13, 152812055), (55, 36119213), (65, 30562411), (143, 13892005), (715, 2778401)]