438319788

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^2\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 1067673600

約数和(自身を除く): 629353812

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 191, 199, 372, 382, 398, 573, 597, 764, 796, 961, 1146, 1194, 1922, 2292, 2388, 2883, 3844, 5766, 5921, 6169, 11532, 11842, 12338, 17763, 18507, 23684, 24676, 35526, 37014, 38009, 71052, 74028, 76018, 114027, 152036, 183551, 191239, 228054, 367102, 382478, 456108, 550653, 573717, 734204, 764956, 1101306, 1147434, 1178279, 2202612, 2294868, 2356558, 3534837, 4713116, 7069674, 14139348, 36526649, 73053298, 109579947, 146106596, 219159894, 438319788]

約数ペア:

[(1, 438319788), (2, 219159894), (3, 146106596), (4, 109579947), (6, 73053298), (12, 36526649), (31, 14139348), (62, 7069674), (93, 4713116), (124, 3534837), (186, 2356558), (191, 2294868), (199, 2202612), (372, 1178279), (382, 1147434), (398, 1101306), (573, 764956), (597, 734204), (764, 573717), (796, 550653), (961, 456108), (1146, 382478), (1194, 367102), (1922, 228054), (2292, 191239), (2388, 183551), (2883, 152036), (3844, 114027), (5766, 76018), (5921, 74028), (6169, 71052), (11532, 38009), (11842, 37014), (12338, 35526), (17763, 24676), (18507, 23684)]