81569754

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{23977}}^1$

素因数の和:24001

約数の個数: 48

約数和(自身を含む): 209471808

約数和(自身を除く): 127902054

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 1134, 1701, 3402, 23977, 47954, 71931, 143862, 167839, 215793, 335678, 431586, 503517, 647379, 1007034, 1294758, 1510551, 1942137, 3021102, 3884274, 4531653, 5826411, 9063306, 11652822, 13594959, 27189918, 40784877, 81569754]

約数ペア:

[(1, 81569754), (2, 40784877), (3, 27189918), (6, 13594959), (7, 11652822), (9, 9063306), (14, 5826411), (18, 4531653), (21, 3884274), (27, 3021102), (42, 1942137), (54, 1510551), (63, 1294758), (81, 1007034), (126, 647379), (162, 503517), (189, 431586), (243, 335678), (378, 215793), (486, 167839), (567, 143862), (1134, 71931), (1701, 47954), (3402, 23977)]