42220791

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:804

約数の個数: 32

約数和(自身を含む): 65546240

約数和(自身を除く): 23325449

約数列:

[1, 3, 9, 27, 31, 73, 93, 219, 279, 657, 691, 837, 1971, 2073, 2263, 6219, 6789, 18657, 20367, 21421, 50443, 61101, 64263, 151329, 192789, 453987, 578367, 1361961, 1563733, 4691199, 14073597, 42220791]

約数ペア:

[(1, 42220791), (3, 14073597), (9, 4691199), (27, 1563733), (31, 1361961), (73, 578367), (93, 453987), (219, 192789), (279, 151329), (657, 64263), (691, 61101), (837, 50443), (1971, 21421), (2073, 20367), (2263, 18657), (6219, 6789)]