145728548

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{17291}}^1$

素因数の和:17352

約数の個数: 36

約数和(自身を含む): 303578352

約数和(自身を除く): 157849804

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 17291, 34582, 69164, 121037, 242074, 484148, 743513, 847259, 1487026, 1694518, 2974052, 3389036, 5204591, 10409182, 20818364, 36432137, 72864274, 145728548]

約数ペア:

[(1, 145728548), (2, 72864274), (4, 36432137), (7, 20818364), (14, 10409182), (28, 5204591), (43, 3389036), (49, 2974052), (86, 1694518), (98, 1487026), (172, 847259), (196, 743513), (301, 484148), (602, 242074), (1204, 121037), (2107, 69164), (4214, 34582), (8428, 17291)]