81702516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{972649}}^1$

素因数の和:972663

約数の個数: 24

約数和(自身を含む): 217873600

約数和(自身を除く): 136171084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 972649, 1945298, 2917947, 3890596, 5835894, 6808543, 11671788, 13617086, 20425629, 27234172, 40851258, 81702516]

約数ペア:

[(1, 81702516), (2, 40851258), (3, 27234172), (4, 20425629), (6, 13617086), (7, 11671788), (12, 6808543), (14, 5835894), (21, 3890596), (28, 2917947), (42, 1945298), (84, 972649)]