128295384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{763663}}^1$

素因数の和:763679

約数の個数: 32

約数和(自身を含む): 366558720

約数和(自身を除く): 238263336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 763663, 1527326, 2290989, 3054652, 4581978, 5345641, 6109304, 9163956, 10691282, 16036923, 18327912, 21382564, 32073846, 42765128, 64147692, 128295384]

約数ペア:

[(1, 128295384), (2, 64147692), (3, 42765128), (4, 32073846), (6, 21382564), (7, 18327912), (8, 16036923), (12, 10691282), (14, 9163956), (21, 6109304), (24, 5345641), (28, 4581978), (42, 3054652), (56, 2290989), (84, 1527326), (168, 763663)]