71708907

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1721}}^1$

素因数の和:1803

約数の個数: 32

約数和(自身を含む): 109105920

約数和(自身を除く): 37397013

約数列:

[1, 3, 17, 19, 43, 51, 57, 129, 323, 731, 817, 969, 1721, 2193, 2451, 5163, 13889, 29257, 32699, 41667, 74003, 87771, 98097, 222009, 555883, 1258051, 1406057, 1667649, 3774153, 4218171, 23902969, 71708907]

約数ペア:

[(1, 71708907), (3, 23902969), (17, 4218171), (19, 3774153), (43, 1667649), (51, 1406057), (57, 1258051), (129, 555883), (323, 222009), (731, 98097), (817, 87771), (969, 74003), (1721, 41667), (2193, 32699), (2451, 29257), (5163, 13889)]