287129968

素因数分解:

$2^4\times {\mathrm{1861}}^1\times {\mathrm{9643}}^1$

素因数の和:11512

約数の個数: 20

約数和(自身を含む): 556670968

約数和(自身を除く): 269541000

約数列:

[1, 2, 4, 8, 16, 1861, 3722, 7444, 9643, 14888, 19286, 29776, 38572, 77144, 154288, 17945623, 35891246, 71782492, 143564984, 287129968]

約数ペア:

[(1, 287129968), (2, 143564984), (4, 71782492), (8, 35891246), (16, 17945623), (1861, 154288), (3722, 77144), (7444, 38572), (9643, 29776), (14888, 19286)]