12771649345

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{25541}}^1$

素因数の和:25730

約数の個数: 48

約数和(自身を含む): 19322625168

約数和(自身を除く): 6550975823

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 157, 245, 455, 637, 785, 1099, 2041, 3185, 5495, 7693, 10205, 14287, 25541, 38465, 71435, 100009, 127705, 178787, 332033, 500045, 893935, 1251509, 1660165, 2324231, 4009937, 6257545, 11621155, 16269617, 20049685, 28069559, 52129181, 81348085, 140347795, 196486913, 260645905, 364904267, 982434565, 1824521335, 2554329869, 12771649345]

約数ペア:

[(1, 12771649345), (5, 2554329869), (7, 1824521335), (13, 982434565), (35, 364904267), (49, 260645905), (65, 196486913), (91, 140347795), (157, 81348085), (245, 52129181), (455, 28069559), (637, 20049685), (785, 16269617), (1099, 11621155), (2041, 6257545), (3185, 4009937), (5495, 2324231), (7693, 1660165), (10205, 1251509), (14287, 893935), (25541, 500045), (38465, 332033), (71435, 178787), (100009, 127705)]