77491971

素因数分解:

$3^9\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:185

約数の個数: 40

約数和(自身を含む): 120930304

約数和(自身を除く): 43438333

約数列:

[1, 3, 9, 27, 31, 81, 93, 127, 243, 279, 381, 729, 837, 1143, 2187, 2511, 3429, 3937, 6561, 7533, 10287, 11811, 19683, 22599, 30861, 35433, 67797, 92583, 106299, 203391, 277749, 318897, 610173, 833247, 956691, 2499741, 2870073, 8610219, 25830657, 77491971]

約数ペア:

[(1, 77491971), (3, 25830657), (9, 8610219), (27, 2870073), (31, 2499741), (81, 956691), (93, 833247), (127, 610173), (243, 318897), (279, 277749), (381, 203391), (729, 106299), (837, 92583), (1143, 67797), (2187, 35433), (2511, 30861), (3429, 22599), (3937, 19683), (6561, 11811), (7533, 10287)]