81142698

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:799

約数の個数: 64

約数和(自身を含む): 200777472

約数和(自身を除く): 119634774

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 353, 421, 546, 706, 842, 1059, 1263, 2118, 2471, 2526, 2947, 4589, 4942, 5473, 5894, 7413, 8841, 9178, 10946, 13767, 14826, 16419, 17682, 27534, 32123, 32838, 38311, 64246, 76622, 96369, 114933, 148613, 192738, 229866, 297226, 445839, 891678, 1040291, 1931969, 2080582, 3120873, 3863938, 5795907, 6241746, 11591814, 13523783, 27047566, 40571349, 81142698]

約数ペア:

[(1, 81142698), (2, 40571349), (3, 27047566), (6, 13523783), (7, 11591814), (13, 6241746), (14, 5795907), (21, 3863938), (26, 3120873), (39, 2080582), (42, 1931969), (78, 1040291), (91, 891678), (182, 445839), (273, 297226), (353, 229866), (421, 192738), (546, 148613), (706, 114933), (842, 96369), (1059, 76622), (1263, 64246), (2118, 38311), (2471, 32838), (2526, 32123), (2947, 27534), (4589, 17682), (4942, 16419), (5473, 14826), (5894, 13767), (7413, 10946), (8841, 9178)]