28901082

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{499}}^1$

素因数の和:715

約数の個数: 48

約数和(自身を含む): 67716000

約数和(自身を除く): 38814918

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 197, 294, 394, 499, 591, 998, 1182, 1379, 1497, 2758, 2994, 3493, 4137, 6986, 8274, 9653, 10479, 19306, 20958, 24451, 28959, 48902, 57918, 73353, 98303, 146706, 196606, 294909, 589818, 688121, 1376242, 2064363, 4128726, 4816847, 9633694, 14450541, 28901082]

約数ペア:

[(1, 28901082), (2, 14450541), (3, 9633694), (6, 4816847), (7, 4128726), (14, 2064363), (21, 1376242), (42, 688121), (49, 589818), (98, 294909), (147, 196606), (197, 146706), (294, 98303), (394, 73353), (499, 57918), (591, 48902), (998, 28959), (1182, 24451), (1379, 20958), (1497, 19306), (2758, 10479), (2994, 9653), (3493, 8274), (4137, 6986)]