520038135

素因数分解:

$3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{26813}}^1$

素因数の和:27255

約数の個数: 24

約数和(自身を含む): 903524544

約数和(自身を除く): 383486409

約数列:

[1, 3, 5, 9, 15, 45, 431, 1293, 2155, 3879, 6465, 19395, 26813, 80439, 134065, 241317, 402195, 1206585, 11556403, 34669209, 57782015, 104007627, 173346045, 520038135]

約数ペア:

[(1, 520038135), (3, 173346045), (5, 104007627), (9, 57782015), (15, 34669209), (45, 11556403), (431, 1206585), (1293, 402195), (2155, 241317), (3879, 134065), (6465, 80439), (19395, 26813)]