15191728

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:433

約数の個数: 40

約数和(自身を含む): 30640896

約数和(自身を除く): 15449168

約数列:

[1, 2, 4, 8, 16, 43, 71, 86, 142, 172, 284, 311, 344, 568, 622, 688, 1136, 1244, 2488, 3053, 4976, 6106, 12212, 13373, 22081, 24424, 26746, 44162, 48848, 53492, 88324, 106984, 176648, 213968, 353296, 949483, 1898966, 3797932, 7595864, 15191728]

約数ペア:

[(1, 15191728), (2, 7595864), (4, 3797932), (8, 1898966), (16, 949483), (43, 353296), (71, 213968), (86, 176648), (142, 106984), (172, 88324), (284, 53492), (311, 48848), (344, 44162), (568, 26746), (622, 24424), (688, 22081), (1136, 13373), (1244, 12212), (2488, 6106), (3053, 4976)]