239879213

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{619}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 299980800

約数和(自身を除く): 60101587

約数列:

[1, 7, 23, 29, 83, 161, 203, 581, 619, 667, 1909, 2407, 4333, 4669, 13363, 14237, 16849, 17951, 51377, 55361, 99659, 125657, 359639, 387527, 412873, 1181671, 1489933, 2890111, 8271697, 10429531, 34268459, 239879213]

約数ペア:

[(1, 239879213), (7, 34268459), (23, 10429531), (29, 8271697), (83, 2890111), (161, 1489933), (203, 1181671), (581, 412873), (619, 387527), (667, 359639), (1909, 125657), (2407, 99659), (4333, 55361), (4669, 51377), (13363, 17951), (14237, 16849)]