138080001

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 200534400

約数和(自身を除く): 62454399

約数列:

[1, 3, 17, 51, 59, 109, 177, 327, 421, 1003, 1263, 1853, 3009, 5559, 6431, 7157, 19293, 21471, 24839, 45889, 74517, 109327, 137667, 327981, 422263, 780113, 1266789, 2340339, 2707451, 8122353, 46026667, 138080001]

約数ペア:

[(1, 138080001), (3, 46026667), (17, 8122353), (51, 2707451), (59, 2340339), (109, 1266789), (177, 780113), (327, 422263), (421, 327981), (1003, 137667), (1263, 109327), (1853, 74517), (3009, 45889), (5559, 24839), (6431, 21471), (7157, 19293)]