28487830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{406969}}^1$

素因数の和:406983

約数の個数: 16

約数和(自身を含む): 58603680

約数和(自身を除く): 30115850

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 406969, 813938, 2034845, 2848783, 4069690, 5697566, 14243915, 28487830]

約数ペア:

[(1, 28487830), (2, 14243915), (5, 5697566), (7, 4069690), (10, 2848783), (14, 2034845), (35, 813938), (70, 406969)]