22661905

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 9997295

約数列:

[1, 5, 7, 29, 35, 83, 145, 203, 269, 415, 581, 1015, 1345, 1883, 2407, 2905, 7801, 9415, 12035, 16849, 22327, 39005, 54607, 84245, 111635, 156289, 273035, 647483, 781445, 3237415, 4532381, 22661905]

約数ペア:

[(1, 22661905), (5, 4532381), (7, 3237415), (29, 781445), (35, 647483), (83, 273035), (145, 156289), (203, 111635), (269, 84245), (415, 54607), (581, 39005), (1015, 22327), (1345, 16849), (1883, 12035), (2407, 9415), (2905, 7801)]