11911965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 21362688

約数和(自身を除く): 9450723

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 127, 169, 185, 195, 381, 481, 507, 555, 635, 845, 1443, 1651, 1905, 2405, 2535, 4699, 4953, 6253, 7215, 8255, 14097, 18759, 21463, 23495, 24765, 31265, 61087, 64389, 70485, 93795, 107315, 183261, 305435, 321945, 794131, 916305, 2382393, 3970655, 11911965]

約数ペア:

[(1, 11911965), (3, 3970655), (5, 2382393), (13, 916305), (15, 794131), (37, 321945), (39, 305435), (65, 183261), (111, 107315), (127, 93795), (169, 70485), (185, 64389), (195, 61087), (381, 31265), (481, 24765), (507, 23495), (555, 21463), (635, 18759), (845, 14097), (1443, 8255), (1651, 7215), (1905, 6253), (2405, 4953), (2535, 4699)]