783313139

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1697}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 970223616

約数和(自身を除く): 186910477

約数列:

[1, 7, 23, 47, 61, 161, 329, 427, 1081, 1403, 1697, 2867, 7567, 9821, 11879, 20069, 39031, 65941, 79759, 103517, 273217, 461587, 558313, 724619, 1834457, 2380891, 4865299, 12841199, 16666237, 34057093, 111901877, 783313139]

約数ペア:

[(1, 783313139), (7, 111901877), (23, 34057093), (47, 16666237), (61, 12841199), (161, 4865299), (329, 2380891), (427, 1834457), (1081, 724619), (1403, 558313), (1697, 461587), (2867, 273217), (7567, 103517), (9821, 79759), (11879, 65941), (20069, 39031)]