31499946

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 72715968

約数和(自身を除く): 41216022

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 311, 331, 622, 662, 933, 993, 1866, 1986, 2799, 2979, 5287, 5598, 5627, 5958, 10574, 11254, 15861, 16881, 31722, 33762, 47583, 50643, 95166, 101286, 102941, 205882, 308823, 617646, 926469, 1749997, 1852938, 3499994, 5249991, 10499982, 15749973, 31499946]

約数ペア:

[(1, 31499946), (2, 15749973), (3, 10499982), (6, 5249991), (9, 3499994), (17, 1852938), (18, 1749997), (34, 926469), (51, 617646), (102, 308823), (153, 205882), (306, 102941), (311, 101286), (331, 95166), (622, 50643), (662, 47583), (933, 33762), (993, 31722), (1866, 16881), (1986, 15861), (2799, 11254), (2979, 10574), (5287, 5958), (5598, 5627)]