857505788

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{16831}}^1$

素因数の和:17153

約数の個数: 24

約数和(自身を含む): 1538310144

約数和(自身を除く): 680804356

約数列:

[1, 2, 4, 47, 94, 188, 271, 542, 1084, 12737, 16831, 25474, 33662, 50948, 67324, 791057, 1582114, 3164228, 4561201, 9122402, 18244804, 214376447, 428752894, 857505788]

約数ペア:

[(1, 857505788), (2, 428752894), (4, 214376447), (47, 18244804), (94, 9122402), (188, 4561201), (271, 3164228), (542, 1582114), (1084, 791057), (12737, 67324), (16831, 50948), (25474, 33662)]