142780016

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{146291}}^1$

素因数の和:146360

約数の個数: 20

約数和(自身を含む): 281173224

約数和(自身を除く): 138393208

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 146291, 292582, 585164, 1170328, 2340656, 8923751, 17847502, 35695004, 71390008, 142780016]

約数ペア:

[(1, 142780016), (2, 71390008), (4, 35695004), (8, 17847502), (16, 8923751), (61, 2340656), (122, 1170328), (244, 585164), (488, 292582), (976, 146291)]