78779988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{312619}}^1$

素因数の和:312636

約数の個数: 36

約数和(自身を含む): 227587360

約数和(自身を除く): 148807372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 312619, 625238, 937857, 1250476, 1875714, 2188333, 2813571, 3751428, 4376666, 5627142, 6564999, 8753332, 11254284, 13129998, 19694997, 26259996, 39389994, 78779988]

約数ペア:

[(1, 78779988), (2, 39389994), (3, 26259996), (4, 19694997), (6, 13129998), (7, 11254284), (9, 8753332), (12, 6564999), (14, 5627142), (18, 4376666), (21, 3751428), (28, 2813571), (36, 2188333), (42, 1875714), (63, 1250476), (84, 937857), (126, 625238), (252, 312619)]