205478014

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{2153}}^1$

素因数の和:2580

約数の個数: 32

約数和(自身を含む): 374072256

約数和(自身を除く): 168594242

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 401, 802, 2153, 2807, 4306, 5614, 6817, 13634, 15071, 30142, 36601, 47719, 73202, 95438, 256207, 512414, 863353, 1726706, 6043471, 12086942, 14677001, 29354002, 102739007, 205478014]

約数ペア:

[(1, 205478014), (2, 102739007), (7, 29354002), (14, 14677001), (17, 12086942), (34, 6043471), (119, 1726706), (238, 863353), (401, 512414), (802, 256207), (2153, 95438), (2807, 73202), (4306, 47719), (5614, 36601), (6817, 30142), (13634, 15071)]