254251131

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1279}}^1$

素因数の和:1415

約数の個数: 32

約数和(自身を含む): 367656960

約数和(自身を除く): 113405829

約数列:

[1, 3, 23, 43, 67, 69, 129, 201, 989, 1279, 1541, 2881, 2967, 3837, 4623, 8643, 29417, 54997, 66263, 85693, 88251, 164991, 198789, 257079, 1264931, 1970939, 3684799, 3794793, 5912817, 11054397, 84750377, 254251131]

約数ペア:

[(1, 254251131), (3, 84750377), (23, 11054397), (43, 5912817), (67, 3794793), (69, 3684799), (129, 1970939), (201, 1264931), (989, 257079), (1279, 198789), (1541, 164991), (2881, 88251), (2967, 85693), (3837, 66263), (4623, 54997), (8643, 29417)]