57312021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{353}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 86591232

約数和(自身を除く): 29279211

約数列:

[1, 3, 13, 23, 39, 69, 181, 299, 353, 543, 897, 1059, 2353, 4163, 4589, 7059, 8119, 12489, 13767, 24357, 54119, 63893, 105547, 162357, 191679, 316641, 830609, 1469539, 2491827, 4408617, 19104007, 57312021]

約数ペア:

[(1, 57312021), (3, 19104007), (13, 4408617), (23, 2491827), (39, 1469539), (69, 830609), (181, 316641), (299, 191679), (353, 162357), (543, 105547), (897, 63893), (1059, 54119), (2353, 24357), (4163, 13767), (4589, 12489), (7059, 8119)]