25380806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^2\times {\mathrm{257}}^1$

素因数の和:404

約数の個数: 24

約数和(自身を含む): 42325416

約数和(自身を除く): 16944610

約数列:

[1, 2, 11, 22, 67, 134, 257, 514, 737, 1474, 2827, 4489, 5654, 8978, 17219, 34438, 49379, 98758, 189409, 378818, 1153673, 2307346, 12690403, 25380806]

約数ペア:

[(1, 25380806), (2, 12690403), (11, 2307346), (22, 1153673), (67, 378818), (134, 189409), (257, 98758), (514, 49379), (737, 34438), (1474, 17219), (2827, 8978), (4489, 5654)]