27928725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 51038400

約数和(自身を除く): 23109675

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 97, 165, 275, 291, 349, 485, 825, 1047, 1067, 1455, 1745, 2425, 3201, 3839, 5235, 5335, 7275, 8725, 11517, 16005, 19195, 26175, 26675, 33853, 57585, 80025, 95975, 101559, 169265, 287925, 372383, 507795, 846325, 1117149, 1861915, 2538975, 5585745, 9309575, 27928725]

約数ペア:

[(1, 27928725), (3, 9309575), (5, 5585745), (11, 2538975), (15, 1861915), (25, 1117149), (33, 846325), (55, 507795), (75, 372383), (97, 287925), (165, 169265), (275, 101559), (291, 95975), (349, 80025), (485, 57585), (825, 33853), (1047, 26675), (1067, 26175), (1455, 19195), (1745, 16005), (2425, 11517), (3201, 8725), (3839, 7275), (5235, 5335)]