278324305894

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{489961}}^1$

素因数の和:490272

約数の個数: 32

約数和(自身を含む): 445763507904

約数和(自身を除く): 167439202010

約数列:

[1, 2, 23, 46, 53, 106, 233, 466, 1219, 2438, 5359, 10718, 12349, 24698, 284027, 489961, 568054, 979922, 11269103, 22538206, 25967933, 51935866, 114160913, 228321826, 597262459, 1194524918, 2625700999, 5251401998, 6050528389, 12101056778, 139162152947, 278324305894]

約数ペア:

[(1, 278324305894), (2, 139162152947), (23, 12101056778), (46, 6050528389), (53, 5251401998), (106, 2625700999), (233, 1194524918), (466, 597262459), (1219, 228321826), (2438, 114160913), (5359, 51935866), (10718, 25967933), (12349, 22538206), (24698, 11269103), (284027, 979922), (489961, 568054)]