208078455417

素因数分解:

$3^1\times 7^1\times {\mathrm{911}}^1\times {\mathrm{2477}}^1\times {\mathrm{4391}}^1$

素因数の和:7789

約数の個数: 32

約数和(自身を含む): 317620445184

約数和(自身を除く): 109541989767

約数列:

[1, 3, 7, 21, 911, 2477, 2733, 4391, 6377, 7431, 13173, 17339, 19131, 30737, 52017, 92211, 2256547, 4000201, 6769641, 10876507, 12000603, 15795829, 28001407, 32629521, 47387487, 76135549, 84004221, 228406647, 9908497877, 29725493631, 69359485139, 208078455417]

約数ペア:

[(1, 208078455417), (3, 69359485139), (7, 29725493631), (21, 9908497877), (911, 228406647), (2477, 84004221), (2733, 76135549), (4391, 47387487), (6377, 32629521), (7431, 28001407), (13173, 15795829), (17339, 12000603), (19131, 10876507), (30737, 6769641), (52017, 4000201), (92211, 2256547)]