127598156

素因数分解:

$2^2\times 7^2\times {\mathrm{509}}^1\times {\mathrm{1279}}^1$

素因数の和:1806

約数の個数: 36

約数和(自身を含む): 260467200

約数和(自身を除く): 132869044

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 509, 1018, 1279, 2036, 2558, 3563, 5116, 7126, 8953, 14252, 17906, 24941, 35812, 49882, 62671, 99764, 125342, 250684, 651011, 1302022, 2604044, 4557077, 9114154, 18228308, 31899539, 63799078, 127598156]

約数ペア:

[(1, 127598156), (2, 63799078), (4, 31899539), (7, 18228308), (14, 9114154), (28, 4557077), (49, 2604044), (98, 1302022), (196, 651011), (509, 250684), (1018, 125342), (1279, 99764), (2036, 62671), (2558, 49882), (3563, 35812), (5116, 24941), (7126, 17906), (8953, 14252)]