16225275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 29783808

約数和(自身を除く): 13558533

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 71, 75, 165, 213, 275, 277, 355, 781, 825, 831, 1065, 1385, 1775, 2343, 3047, 3905, 4155, 5325, 6925, 9141, 11715, 15235, 19525, 19667, 20775, 45705, 58575, 59001, 76175, 98335, 216337, 228525, 295005, 491675, 649011, 1081685, 1475025, 3245055, 5408425, 16225275]

約数ペア:

[(1, 16225275), (3, 5408425), (5, 3245055), (11, 1475025), (15, 1081685), (25, 649011), (33, 491675), (55, 295005), (71, 228525), (75, 216337), (165, 98335), (213, 76175), (275, 59001), (277, 58575), (355, 45705), (781, 20775), (825, 19667), (831, 19525), (1065, 15235), (1385, 11715), (1775, 9141), (2343, 6925), (3047, 5325), (3905, 4155)]