81113214

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2803}}^1$

素因数の和:2881

約数の個数: 64

約数和(自身を含む): 203503104

約数和(自身を除く): 122389890

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 53, 78, 91, 106, 159, 182, 273, 318, 371, 546, 689, 742, 1113, 1378, 2067, 2226, 2803, 4134, 4823, 5606, 8409, 9646, 14469, 16818, 19621, 28938, 36439, 39242, 58863, 72878, 109317, 117726, 148559, 218634, 255073, 297118, 445677, 510146, 765219, 891354, 1039913, 1530438, 1931267, 2079826, 3119739, 3862534, 5793801, 6239478, 11587602, 13518869, 27037738, 40556607, 81113214]

約数ペア:

[(1, 81113214), (2, 40556607), (3, 27037738), (6, 13518869), (7, 11587602), (13, 6239478), (14, 5793801), (21, 3862534), (26, 3119739), (39, 2079826), (42, 1931267), (53, 1530438), (78, 1039913), (91, 891354), (106, 765219), (159, 510146), (182, 445677), (273, 297118), (318, 255073), (371, 218634), (546, 148559), (689, 117726), (742, 109317), (1113, 72878), (1378, 58863), (2067, 39242), (2226, 36439), (2803, 28938), (4134, 19621), (4823, 16818), (5606, 14469), (8409, 9646)]