260208045

素因数分解:

$3^5\times 5^1\times {\mathrm{214163}}^1$

素因数の和:214183

約数の個数: 24

約数和(自身を含む): 467734176

約数和(自身を除く): 207526131

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 214163, 642489, 1070815, 1927467, 3212445, 5782401, 9637335, 17347203, 28912005, 52041609, 86736015, 260208045]

約数ペア:

[(1, 260208045), (3, 86736015), (5, 52041609), (9, 28912005), (15, 17347203), (27, 9637335), (45, 5782401), (81, 3212445), (135, 1927467), (243, 1070815), (405, 642489), (1215, 214163)]