31233993

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 49090560

約数和(自身を除く): 17856567

約数列:

[1, 3, 7, 21, 67, 79, 201, 237, 281, 469, 553, 843, 1407, 1659, 1967, 5293, 5901, 15879, 18827, 22199, 37051, 56481, 66597, 111153, 131789, 155393, 395367, 466179, 1487333, 4461999, 10411331, 31233993]

約数ペア:

[(1, 31233993), (3, 10411331), (7, 4461999), (21, 1487333), (67, 466179), (79, 395367), (201, 155393), (237, 131789), (281, 111153), (469, 66597), (553, 56481), (843, 37051), (1407, 22199), (1659, 18827), (1967, 15879), (5293, 5901)]