161620081

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1033}}^1$

素因数の和:1181

約数の個数: 24

約数和(自身を含む): 196145664

約数和(自身を除く): 34525583

約数列:

[1, 7, 31, 49, 103, 217, 721, 1033, 1519, 3193, 5047, 7231, 22351, 32023, 50617, 106399, 156457, 224161, 744793, 1569127, 3298369, 5213551, 23088583, 161620081]

約数ペア:

[(1, 161620081), (7, 23088583), (31, 5213551), (49, 3298369), (103, 1569127), (217, 744793), (721, 224161), (1033, 156457), (1519, 106399), (3193, 50617), (5047, 32023), (7231, 22351)]