127640912

素因数分解:

$2^4\times 7^1\times {\mathrm{509}}^1\times {\mathrm{2239}}^1$

素因数の和:2763

約数の個数: 40

約数和(自身を含む): 283315200

約数和(自身を除く): 155674288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 509, 1018, 2036, 2239, 3563, 4072, 4478, 7126, 8144, 8956, 14252, 15673, 17912, 28504, 31346, 35824, 57008, 62692, 125384, 250768, 1139651, 2279302, 4558604, 7977557, 9117208, 15955114, 18234416, 31910228, 63820456, 127640912]

約数ペア:

[(1, 127640912), (2, 63820456), (4, 31910228), (7, 18234416), (8, 15955114), (14, 9117208), (16, 7977557), (28, 4558604), (56, 2279302), (112, 1139651), (509, 250768), (1018, 125384), (2036, 62692), (2239, 57008), (3563, 35824), (4072, 31346), (4478, 28504), (7126, 17912), (8144, 15673), (8956, 14252)]