66813999

素因数分解:

$3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{2239}}^1$

素因数の和:2292

約数の個数: 32

約数和(自身を含む): 107520000

約数和(自身を除く): 40706001

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 343, 609, 1029, 1421, 2239, 4263, 6717, 9947, 15673, 29841, 47019, 64931, 109711, 194793, 329133, 454517, 767977, 1363551, 2303931, 3181619, 9544857, 22271333, 66813999]

約数ペア:

[(1, 66813999), (3, 22271333), (7, 9544857), (21, 3181619), (29, 2303931), (49, 1363551), (87, 767977), (147, 454517), (203, 329133), (343, 194793), (609, 109711), (1029, 64931), (1421, 47019), (2239, 29841), (4263, 15673), (6717, 9947)]