81326808

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{5303}}^1$

素因数の和:5389

約数の個数: 64

約数和(自身を含む): 229132800

約数和(自身を除く): 147805992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1278, 1704, 1917, 2556, 3834, 5112, 5303, 7668, 10606, 15336, 15909, 21212, 31818, 42424, 47727, 63636, 95454, 127272, 143181, 190908, 286362, 376513, 381816, 572724, 753026, 1129539, 1145448, 1506052, 2259078, 3012104, 3388617, 4518156, 6777234, 9036312, 10165851, 13554468, 20331702, 27108936, 40663404, 81326808]

約数ペア:

[(1, 81326808), (2, 40663404), (3, 27108936), (4, 20331702), (6, 13554468), (8, 10165851), (9, 9036312), (12, 6777234), (18, 4518156), (24, 3388617), (27, 3012104), (36, 2259078), (54, 1506052), (71, 1145448), (72, 1129539), (108, 753026), (142, 572724), (213, 381816), (216, 376513), (284, 286362), (426, 190908), (568, 143181), (639, 127272), (852, 95454), (1278, 63636), (1704, 47727), (1917, 42424), (2556, 31818), (3834, 21212), (5112, 15909), (5303, 15336), (7668, 10606)]