196558369

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 244995840

約数和(自身を除く): 48437471

約数列:

[1, 7, 17, 67, 89, 119, 277, 469, 623, 1139, 1513, 1939, 4709, 5963, 7973, 10591, 18559, 24653, 32963, 41741, 101371, 129913, 172571, 315503, 419101, 709597, 1651751, 2208521, 2933707, 11562257, 28079767, 196558369]

約数ペア:

[(1, 196558369), (7, 28079767), (17, 11562257), (67, 2933707), (89, 2208521), (119, 1651751), (277, 709597), (469, 419101), (623, 315503), (1139, 172571), (1513, 129913), (1939, 101371), (4709, 41741), (5963, 32963), (7973, 24653), (10591, 18559)]