198004455655

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{12648001}}^1$

素因数の和:12648138

約数の個数: 16

約数和(自身を含む): 247698471168

約数和(自身を除く): 49694015513

約数列:

[1, 5, 31, 101, 155, 505, 3131, 15655, 12648001, 63240005, 392088031, 1277448101, 1960440155, 6387240505, 39600891131, 198004455655]

約数ペア:

[(1, 198004455655), (5, 39600891131), (31, 6387240505), (101, 1960440155), (155, 1277448101), (505, 392088031), (3131, 63240005), (15655, 12648001)]