9889747

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 32

約数和(自身を含む): 12856320

約数和(自身を除く): 2966573

約数列:

[1, 7, 19, 23, 53, 61, 133, 161, 371, 427, 437, 1007, 1159, 1219, 1403, 3059, 3233, 7049, 8113, 8533, 9821, 22631, 23161, 26657, 61427, 74359, 162127, 186599, 429989, 520513, 1412821, 9889747]

約数ペア:

[(1, 9889747), (7, 1412821), (19, 520513), (23, 429989), (53, 186599), (61, 162127), (133, 74359), (161, 61427), (371, 26657), (427, 23161), (437, 22631), (1007, 9821), (1159, 8533), (1219, 8113), (1403, 7049), (3059, 3233)]