16806279

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 27374080

約数和(自身を除く): 10567801

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 577, 1387, 1533, 1731, 4039, 4161, 9709, 10963, 12117, 29127, 32889, 42121, 76741, 126363, 230223, 294847, 800299, 884541, 2400897, 5602093, 16806279]

約数ペア:

[(1, 16806279), (3, 5602093), (7, 2400897), (19, 884541), (21, 800299), (57, 294847), (73, 230223), (133, 126363), (219, 76741), (399, 42121), (511, 32889), (577, 29127), (1387, 12117), (1533, 10963), (1731, 9709), (4039, 4161)]