1668580991

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{10037}}^1$

素因数の和:10199

約数の個数: 32

約数和(自身を含む): 2220244992

約数和(自身を除く): 551664001

約数列:

[1, 7, 11, 17, 77, 119, 127, 187, 889, 1309, 1397, 2159, 9779, 10037, 15113, 23749, 70259, 110407, 166243, 170629, 772849, 1194403, 1274699, 1876919, 8922893, 13138433, 14021689, 21669883, 98151823, 151689181, 238368713, 1668580991]

約数ペア:

[(1, 1668580991), (7, 238368713), (11, 151689181), (17, 98151823), (77, 21669883), (119, 14021689), (127, 13138433), (187, 8922893), (889, 1876919), (1309, 1274699), (1397, 1194403), (2159, 772849), (9779, 170629), (10037, 166243), (15113, 110407), (23749, 70259)]