131435895

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{547}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 214324992

約数和(自身を除く): 82889097

約数列:

[1, 3, 5, 15, 83, 193, 249, 415, 547, 579, 965, 1245, 1641, 2735, 2895, 8205, 16019, 45401, 48057, 80095, 105571, 136203, 227005, 240285, 316713, 527855, 681015, 1583565, 8762393, 26287179, 43811965, 131435895]

約数ペア:

[(1, 131435895), (3, 43811965), (5, 26287179), (15, 8762393), (83, 1583565), (193, 681015), (249, 527855), (415, 316713), (547, 240285), (579, 227005), (965, 136203), (1245, 105571), (1641, 80095), (2735, 48057), (2895, 45401), (8205, 16019)]