243777897

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 415825920

約数和(自身を除く): 172048023

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 127, 207, 253, 281, 297, 381, 621, 759, 843, 1143, 1397, 2277, 2529, 2921, 3091, 3429, 4191, 6463, 6831, 7587, 8763, 9273, 12573, 19389, 26289, 27819, 32131, 35687, 37719, 58167, 71093, 78867, 83457, 96393, 107061, 174501, 213279, 289179, 321183, 392557, 639837, 820801, 867537, 963549, 1177671, 1919511, 2462403, 3533013, 7387209, 9028811, 10599039, 22161627, 27086433, 81259299, 243777897]

約数ペア:

[(1, 243777897), (3, 81259299), (9, 27086433), (11, 22161627), (23, 10599039), (27, 9028811), (33, 7387209), (69, 3533013), (99, 2462403), (127, 1919511), (207, 1177671), (253, 963549), (281, 867537), (297, 820801), (381, 639837), (621, 392557), (759, 321183), (843, 289179), (1143, 213279), (1397, 174501), (2277, 107061), (2529, 96393), (2921, 83457), (3091, 78867), (3429, 71093), (4191, 58167), (6463, 37719), (6831, 35687), (7587, 32131), (8763, 27819), (9273, 26289), (12573, 19389)]