81838562

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 136104192

約数和(自身を除く): 54265630

約数列:

[1, 2, 13, 26, 47, 94, 193, 347, 386, 611, 694, 1222, 2509, 4511, 5018, 9022, 9071, 16309, 18142, 32618, 66971, 117923, 133942, 212017, 235846, 424034, 870623, 1741246, 3147637, 6295274, 40919281, 81838562]

約数ペア:

[(1, 81838562), (2, 40919281), (13, 6295274), (26, 3147637), (47, 1741246), (94, 870623), (193, 424034), (347, 235846), (386, 212017), (611, 133942), (694, 117923), (1222, 66971), (2509, 32618), (4511, 18142), (5018, 16309), (9022, 9071)]