442489209

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1289}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 641986560

約数和(自身を除く): 199497351

約数列:

[1, 3, 17, 51, 53, 127, 159, 381, 901, 1289, 2159, 2703, 3867, 6477, 6731, 20193, 21913, 65739, 68317, 114427, 163703, 204951, 343281, 491109, 1161389, 2782951, 3484167, 8348853, 8676259, 26028777, 147496403, 442489209]

約数ペア:

[(1, 442489209), (3, 147496403), (17, 26028777), (51, 8676259), (53, 8348853), (127, 3484167), (159, 2782951), (381, 1161389), (901, 491109), (1289, 343281), (2159, 204951), (2703, 163703), (3867, 114427), (6477, 68317), (6731, 65739), (20193, 21913)]