28548905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2557}}^1$

素因数の和:2609

約数の個数: 32

約数和(自身を含む): 44202240

約数和(自身を除く): 15653335

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 145, 203, 319, 385, 1015, 1595, 2233, 2557, 11165, 12785, 17899, 28127, 74153, 89495, 140635, 196889, 370765, 519071, 815683, 984445, 2595355, 4078415, 5709781, 28548905]

約数ペア:

[(1, 28548905), (5, 5709781), (7, 4078415), (11, 2595355), (29, 984445), (35, 815683), (55, 519071), (77, 370765), (145, 196889), (203, 140635), (319, 89495), (385, 74153), (1015, 28127), (1595, 17899), (2233, 12785), (2557, 11165)]