128216535

素因数分解:

$3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{19471}}^1$

素因数の和:19918

約数の個数: 16

約数和(自身を含む): 205624320

約数和(自身を除く): 77407785

約数列:

[1, 3, 5, 15, 439, 1317, 2195, 6585, 19471, 58413, 97355, 292065, 8547769, 25643307, 42738845, 128216535]

約数ペア:

[(1, 128216535), (3, 42738845), (5, 25643307), (15, 8547769), (439, 292065), (1317, 97355), (2195, 58413), (6585, 19471)]