144875997

素因数分解:

$3^2\times 7^3\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:759

約数の個数: 48

約数和(自身を含む): 247852800

約数和(自身を除く): 102976803

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 343, 441, 497, 639, 661, 1029, 1491, 1983, 3087, 3479, 4473, 4627, 5949, 10437, 13881, 24353, 31311, 32389, 41643, 46931, 73059, 97167, 140793, 219177, 226723, 291501, 328517, 422379, 680169, 985551, 2040507, 2299619, 2956653, 6898857, 16097333, 20696571, 48291999, 144875997]

約数ペア:

[(1, 144875997), (3, 48291999), (7, 20696571), (9, 16097333), (21, 6898857), (49, 2956653), (63, 2299619), (71, 2040507), (147, 985551), (213, 680169), (343, 422379), (441, 328517), (497, 291501), (639, 226723), (661, 219177), (1029, 140793), (1491, 97167), (1983, 73059), (3087, 46931), (3479, 41643), (4473, 32389), (4627, 31311), (5949, 24353), (10437, 13881)]