260704503

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{21569}}^1$

素因数の和:21671

約数の個数: 24

約数和(自身を含む): 403790400

約数和(自身を除く): 143085897

約数列:

[1, 3, 9, 17, 51, 79, 153, 237, 711, 1343, 4029, 12087, 21569, 64707, 194121, 366673, 1100019, 1703951, 3300057, 5111853, 15335559, 28967167, 86901501, 260704503]

約数ペア:

[(1, 260704503), (3, 86901501), (9, 28967167), (17, 15335559), (51, 5111853), (79, 3300057), (153, 1703951), (237, 1100019), (711, 366673), (1343, 194121), (4029, 64707), (12087, 21569)]