213364385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 287024640

約数和(自身を除く): 73660255

約数列:

[1, 5, 13, 37, 65, 79, 185, 395, 481, 1027, 1123, 2405, 2923, 5135, 5615, 14599, 14615, 37999, 41551, 72995, 88717, 189995, 207755, 443585, 540163, 1153321, 2700815, 3282529, 5766605, 16412645, 42672877, 213364385]

約数ペア:

[(1, 213364385), (5, 42672877), (13, 16412645), (37, 5766605), (65, 3282529), (79, 2700815), (185, 1153321), (395, 540163), (481, 443585), (1027, 207755), (1123, 189995), (2405, 88717), (2923, 72995), (5135, 41551), (5615, 37999), (14599, 14615)]