163061857

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 202752000

約数和(自身を除く): 39690143

約数列:

[1, 7, 19, 49, 131, 133, 191, 343, 917, 931, 1337, 2489, 3629, 6419, 6517, 9359, 17423, 25021, 25403, 44933, 65513, 121961, 175147, 177821, 475399, 853727, 1226029, 1244747, 3327793, 8582203, 23294551, 163061857]

約数ペア:

[(1, 163061857), (7, 23294551), (19, 8582203), (49, 3327793), (131, 1244747), (133, 1226029), (191, 853727), (343, 475399), (917, 177821), (931, 175147), (1337, 121961), (2489, 65513), (3629, 44933), (6419, 25403), (6517, 25021), (9359, 17423)]