28698835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{947}}^1$

素因数の和:1011

約数の個数: 32

約数和(自身を含む): 40953600

約数和(自身を除く): 12254765

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 551, 947, 1045, 1595, 2755, 4735, 6061, 10417, 17993, 27463, 30305, 52085, 89965, 137315, 197923, 302093, 521797, 989615, 1510465, 2608985, 5739767, 28698835]

約数ペア:

[(1, 28698835), (5, 5739767), (11, 2608985), (19, 1510465), (29, 989615), (55, 521797), (95, 302093), (145, 197923), (209, 137315), (319, 89965), (551, 52085), (947, 30305), (1045, 27463), (1595, 17993), (2755, 10417), (4735, 6061)]