16431387

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 25903104

約数和(自身を除く): 9471717

約数列:

[1, 3, 7, 21, 61, 101, 127, 183, 303, 381, 427, 707, 889, 1281, 2121, 2667, 6161, 7747, 12827, 18483, 23241, 38481, 43127, 54229, 89789, 129381, 162687, 269367, 782447, 2347341, 5477129, 16431387]

約数ペア:

[(1, 16431387), (3, 5477129), (7, 2347341), (21, 782447), (61, 269367), (101, 162687), (127, 129381), (183, 89789), (303, 54229), (381, 43127), (427, 38481), (707, 23241), (889, 18483), (1281, 12827), (2121, 7747), (2667, 6161)]