2178788118

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{9743}}^1$

素因数の和:9869

約数の個数: 64

約数和(自身を含む): 4871688192

約数和(自身を除く): 2692900074

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 61, 78, 94, 122, 141, 183, 282, 366, 611, 793, 1222, 1586, 1833, 2379, 2867, 3666, 4758, 5734, 8601, 9743, 17202, 19486, 29229, 37271, 58458, 74542, 111813, 126659, 223626, 253318, 379977, 457921, 594323, 759954, 915842, 1188646, 1373763, 1782969, 2747526, 3565938, 5952973, 7726199, 11905946, 15452398, 17858919, 23178597, 27933181, 35717838, 46357194, 55866362, 83799543, 167599086, 363131353, 726262706, 1089394059, 2178788118]

約数ペア:

[(1, 2178788118), (2, 1089394059), (3, 726262706), (6, 363131353), (13, 167599086), (26, 83799543), (39, 55866362), (47, 46357194), (61, 35717838), (78, 27933181), (94, 23178597), (122, 17858919), (141, 15452398), (183, 11905946), (282, 7726199), (366, 5952973), (611, 3565938), (793, 2747526), (1222, 1782969), (1586, 1373763), (1833, 1188646), (2379, 915842), (2867, 759954), (3666, 594323), (4758, 457921), (5734, 379977), (8601, 253318), (9743, 223626), (17202, 126659), (19486, 111813), (29229, 74542), (37271, 58458)]