197713305

素因数分解:

$3^5\times 5^1\times {\mathrm{162727}}^1$

素因数の和:162747

約数の個数: 24

約数和(自身を含む): 355397952

約数和(自身を除く): 157684647

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 162727, 488181, 813635, 1464543, 2440905, 4393629, 7322715, 13180887, 21968145, 39542661, 65904435, 197713305]

約数ペア:

[(1, 197713305), (3, 65904435), (5, 39542661), (9, 21968145), (15, 13180887), (27, 7322715), (45, 4393629), (81, 2440905), (135, 1464543), (243, 813635), (405, 488181), (1215, 162727)]