889857052

素因数分解:

$2^2\times 7^2\times {\mathrm{211}}^1\times {\mathrm{21517}}^1$

素因数の和:21746

約数の個数: 36

約数和(自身を含む): 1820164584

約数和(自身を除く): 930307532

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 211, 422, 844, 1477, 2954, 5908, 10339, 20678, 21517, 41356, 43034, 86068, 150619, 301238, 602476, 1054333, 2108666, 4217332, 4540087, 9080174, 18160348, 31780609, 63561218, 127122436, 222464263, 444928526, 889857052]

約数ペア:

[(1, 889857052), (2, 444928526), (4, 222464263), (7, 127122436), (14, 63561218), (28, 31780609), (49, 18160348), (98, 9080174), (196, 4540087), (211, 4217332), (422, 2108666), (844, 1054333), (1477, 602476), (2954, 301238), (5908, 150619), (10339, 86068), (20678, 43034), (21517, 41356)]