42390855

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{311}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 79724736

約数和(自身を除く): 37333881

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 233, 311, 585, 699, 933, 1165, 1555, 2097, 2799, 3029, 3495, 4043, 4665, 9087, 10485, 12129, 13995, 15145, 20215, 27261, 36387, 45435, 60645, 72463, 136305, 181935, 217389, 362315, 652167, 942019, 1086945, 2826057, 3260835, 4710095, 8478171, 14130285, 42390855]

約数ペア:

[(1, 42390855), (3, 14130285), (5, 8478171), (9, 4710095), (13, 3260835), (15, 2826057), (39, 1086945), (45, 942019), (65, 652167), (117, 362315), (195, 217389), (233, 181935), (311, 136305), (585, 72463), (699, 60645), (933, 45435), (1165, 36387), (1555, 27261), (2097, 20215), (2799, 15145), (3029, 13995), (3495, 12129), (4043, 10485), (4665, 9087)]