86820916

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{238519}}^1$

素因数の和:238543

約数の個数: 24

約数和(自身を含む): 186999680

約数和(自身を除く): 100178764

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 238519, 477038, 954076, 1669633, 3100747, 3339266, 6201494, 6678532, 12402988, 21705229, 43410458, 86820916]

約数ペア:

[(1, 86820916), (2, 43410458), (4, 21705229), (7, 12402988), (13, 6678532), (14, 6201494), (26, 3339266), (28, 3100747), (52, 1669633), (91, 954076), (182, 477038), (364, 238519)]