20347600005

素因数分解:

$3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{871231}}^1$

素因数の和:871418

約数の個数: 32

約数和(自身を含む): 36382648320

約数和(自身を除く): 16035048315

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 173, 519, 865, 1557, 2595, 4671, 7785, 23355, 871231, 2613693, 4356155, 7841079, 13068465, 23523237, 39205395, 117616185, 150722963, 452168889, 753614815, 1356506667, 2260844445, 4069520001, 6782533335, 20347600005]

約数ペア:

[(1, 20347600005), (3, 6782533335), (5, 4069520001), (9, 2260844445), (15, 1356506667), (27, 753614815), (45, 452168889), (135, 150722963), (173, 117616185), (519, 39205395), (865, 23523237), (1557, 13068465), (2595, 7841079), (4671, 4356155), (7785, 2613693), (23355, 871231)]