331404268

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:963

約数の個数: 48

約数和(自身を含む): 643609120

約数和(自身を除く): 312204852

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 169, 172, 338, 559, 676, 877, 1118, 1754, 2197, 2236, 3508, 4394, 7267, 8788, 11401, 14534, 22802, 29068, 37711, 45604, 75422, 94471, 148213, 150844, 188942, 296426, 377884, 490243, 592852, 980486, 1926769, 1960972, 3853538, 6373159, 7707076, 12746318, 25492636, 82851067, 165702134, 331404268]

約数ペア:

[(1, 331404268), (2, 165702134), (4, 82851067), (13, 25492636), (26, 12746318), (43, 7707076), (52, 6373159), (86, 3853538), (169, 1960972), (172, 1926769), (338, 980486), (559, 592852), (676, 490243), (877, 377884), (1118, 296426), (1754, 188942), (2197, 150844), (2236, 148213), (3508, 94471), (4394, 75422), (7267, 45604), (8788, 37711), (11401, 29068), (14534, 22802)]