1125009

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:91

約数の個数: 40

約数和(自身を含む): 1916640

約数和(自身を除く): 791631

約数列:

[1, 3, 9, 17, 19, 27, 43, 51, 57, 81, 129, 153, 171, 323, 387, 459, 513, 731, 817, 969, 1161, 1377, 1539, 2193, 2451, 2907, 3483, 6579, 7353, 8721, 13889, 19737, 22059, 26163, 41667, 59211, 66177, 125001, 375003, 1125009]

約数ペア:

[(1, 1125009), (3, 375003), (9, 125001), (17, 66177), (19, 59211), (27, 41667), (43, 26163), (51, 22059), (57, 19737), (81, 13889), (129, 8721), (153, 7353), (171, 6579), (323, 3483), (387, 2907), (459, 2451), (513, 2193), (731, 1539), (817, 1377), (969, 1161)]