212533779

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 318297600

約数和(自身を除く): 105763821

約数列:

[1, 3, 17, 29, 51, 79, 87, 107, 237, 289, 321, 493, 867, 1343, 1479, 1819, 2291, 3103, 4029, 5457, 6873, 8381, 8453, 9309, 22831, 25143, 25359, 30923, 38947, 52751, 68493, 92769, 116841, 143701, 158253, 245137, 431103, 662099, 735411, 896767, 1986297, 2442917, 2690301, 4167329, 7328751, 12501987, 70844593, 212533779]

約数ペア:

[(1, 212533779), (3, 70844593), (17, 12501987), (29, 7328751), (51, 4167329), (79, 2690301), (87, 2442917), (107, 1986297), (237, 896767), (289, 735411), (321, 662099), (493, 431103), (867, 245137), (1343, 158253), (1479, 143701), (1819, 116841), (2291, 92769), (3103, 68493), (4029, 52751), (5457, 38947), (6873, 30923), (8381, 25359), (8453, 25143), (9309, 22831)]