31528773

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1297}}^1$

素因数の和:1413

約数の個数: 24

約数和(自身を含む): 47449688

約数和(自身を除く): 15920915

約数列:

[1, 3, 9, 37, 73, 111, 219, 333, 657, 1297, 2701, 3891, 8103, 11673, 24309, 47989, 94681, 143967, 284043, 431901, 852129, 3503197, 10509591, 31528773]

約数ペア:

[(1, 31528773), (3, 10509591), (9, 3503197), (37, 852129), (73, 431901), (111, 284043), (219, 143967), (333, 94681), (657, 47989), (1297, 24309), (2701, 11673), (3891, 8103)]