2015201751

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1\times {\mathrm{653}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 2817745920

約数和(自身を除く): 802544169

約数列:

[1, 3, 43, 47, 129, 141, 509, 653, 1527, 1959, 2021, 6063, 21887, 23923, 28079, 30691, 65661, 71769, 84237, 92073, 332377, 997131, 1028689, 1319713, 3086067, 3959139, 14292211, 15621719, 42876633, 46865157, 671733917, 2015201751]

約数ペア:

[(1, 2015201751), (3, 671733917), (43, 46865157), (47, 42876633), (129, 15621719), (141, 14292211), (509, 3959139), (653, 3086067), (1527, 1319713), (1959, 1028689), (2021, 997131), (6063, 332377), (21887, 92073), (23923, 84237), (28079, 71769), (30691, 65661)]