28005996

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3499}}^1$

素因数の和:3558

約数の個数: 48

約数和(自身を含む): 70560000

約数和(自身を除く): 42554004

約数列:

[1, 2, 3, 4, 6, 12, 23, 29, 46, 58, 69, 87, 92, 116, 138, 174, 276, 348, 667, 1334, 2001, 2668, 3499, 4002, 6998, 8004, 10497, 13996, 20994, 41988, 80477, 101471, 160954, 202942, 241431, 304413, 321908, 405884, 482862, 608826, 965724, 1217652, 2333833, 4667666, 7001499, 9335332, 14002998, 28005996]

約数ペア:

[(1, 28005996), (2, 14002998), (3, 9335332), (4, 7001499), (6, 4667666), (12, 2333833), (23, 1217652), (29, 965724), (46, 608826), (58, 482862), (69, 405884), (87, 321908), (92, 304413), (116, 241431), (138, 202942), (174, 160954), (276, 101471), (348, 80477), (667, 41988), (1334, 20994), (2001, 13996), (2668, 10497), (3499, 8004), (4002, 6998)]