15660428

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13007}}^1$

素因数の和:13061

約数の個数: 24

約数和(自身を含む): 32051712

約数和(自身を除く): 16391284

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 13007, 26014, 52028, 91049, 182098, 364196, 559301, 1118602, 2237204, 3915107, 7830214, 15660428]

約数ペア:

[(1, 15660428), (2, 7830214), (4, 3915107), (7, 2237204), (14, 1118602), (28, 559301), (43, 364196), (86, 182098), (172, 91049), (301, 52028), (602, 26014), (1204, 13007)]