54278105265

素因数分解:

$3^4\times 5^1\times {\mathrm{134020013}}^1$

素因数の和:134020030

約数の個数: 20

約数和(自身を含む): 97298530164

約数和(自身を除く): 43020424899

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 134020013, 402060039, 670100065, 1206180117, 2010300195, 3618540351, 6030900585, 10855621053, 18092701755, 54278105265]

約数ペア:

[(1, 54278105265), (3, 18092701755), (5, 10855621053), (9, 6030900585), (15, 3618540351), (27, 2010300195), (45, 1206180117), (81, 670100065), (135, 402060039), (405, 134020013)]