28549525

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 36541064

約数和(自身を除く): 7991539

約数列:

[1, 5, 25, 61, 97, 193, 305, 485, 965, 1525, 2425, 4825, 5917, 11773, 18721, 29585, 58865, 93605, 147925, 294325, 468025, 1141981, 5709905, 28549525]

約数ペア:

[(1, 28549525), (5, 5709905), (25, 1141981), (61, 468025), (97, 294325), (193, 147925), (305, 93605), (485, 58865), (965, 29585), (1525, 18721), (2425, 11773), (4825, 5917)]