90190665

素因数分解:

$3^5\times 5^1\times {\mathrm{74231}}^1$

素因数の和:74251

約数の個数: 24

約数和(自身を含む): 162122688

約数和(自身を除く): 71932023

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 74231, 222693, 371155, 668079, 1113465, 2004237, 3340395, 6012711, 10021185, 18038133, 30063555, 90190665]

約数ペア:

[(1, 90190665), (3, 30063555), (5, 18038133), (9, 10021185), (15, 6012711), (27, 3340395), (45, 2004237), (81, 1113465), (135, 668079), (243, 371155), (405, 222693), (1215, 74231)]