27980235

素因数分解:

$3^5\times 5^1\times {\mathrm{23029}}^1$

素因数の和:23049

約数の個数: 24

約数和(自身を含む): 50297520

約数和(自身を除く): 22317285

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 23029, 69087, 115145, 207261, 345435, 621783, 1036305, 1865349, 3108915, 5596047, 9326745, 27980235]

約数ペア:

[(1, 27980235), (3, 9326745), (5, 5596047), (9, 3108915), (15, 1865349), (27, 1036305), (45, 621783), (81, 345435), (135, 207261), (243, 115145), (405, 69087), (1215, 23029)]