66516657

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 94279680

約数和(自身を除く): 27763023

約数列:

[1, 3, 43, 61, 79, 107, 129, 183, 237, 321, 2623, 3397, 4601, 4819, 6527, 7869, 8453, 10191, 13803, 14457, 19581, 25359, 207217, 280661, 363479, 515633, 621651, 841983, 1090437, 1546899, 22172219, 66516657]

約数ペア:

[(1, 66516657), (3, 22172219), (43, 1546899), (61, 1090437), (79, 841983), (107, 621651), (129, 515633), (183, 363479), (237, 280661), (321, 207217), (2623, 25359), (3397, 19581), (4601, 14457), (4819, 13803), (6527, 10191), (7869, 8453)]