81988536

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4561}}^1$

素因数の和:4684

約数の個数: 64

約数和(自身を含む): 236494080

約数和(自身を除く): 154505544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 107, 168, 214, 321, 428, 642, 749, 856, 1284, 1498, 2247, 2568, 2996, 4494, 4561, 5992, 8988, 9122, 13683, 17976, 18244, 27366, 31927, 36488, 54732, 63854, 95781, 109464, 127708, 191562, 255416, 383124, 488027, 766248, 976054, 1464081, 1952108, 2928162, 3416189, 3904216, 5856324, 6832378, 10248567, 11712648, 13664756, 20497134, 27329512, 40994268, 81988536]

約数ペア:

[(1, 81988536), (2, 40994268), (3, 27329512), (4, 20497134), (6, 13664756), (7, 11712648), (8, 10248567), (12, 6832378), (14, 5856324), (21, 3904216), (24, 3416189), (28, 2928162), (42, 1952108), (56, 1464081), (84, 976054), (107, 766248), (168, 488027), (214, 383124), (321, 255416), (428, 191562), (642, 127708), (749, 109464), (856, 95781), (1284, 63854), (1498, 54732), (2247, 36488), (2568, 31927), (2996, 27366), (4494, 18244), (4561, 17976), (5992, 13683), (8988, 9122)]