170373

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:97

約数の個数: 24

約数和(自身を含む): 282720

約数和(自身を除く): 112347

約数列:

[1, 3, 7, 19, 21, 49, 57, 61, 133, 147, 183, 399, 427, 931, 1159, 1281, 2793, 2989, 3477, 8113, 8967, 24339, 56791, 170373]

約数ペア:

[(1, 170373), (3, 56791), (7, 24339), (19, 8967), (21, 8113), (49, 3477), (57, 2989), (61, 2793), (133, 1281), (147, 1159), (183, 931), (399, 427)]