138377645

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1433}}^1$

素因数の和:1565

約数の個数: 32

約数和(自身を含む): 198236160

約数和(自身を除く): 59858515

約数列:

[1, 5, 7, 31, 35, 89, 155, 217, 445, 623, 1085, 1433, 2759, 3115, 7165, 10031, 13795, 19313, 44423, 50155, 96565, 127537, 222115, 310961, 637685, 892759, 1554805, 3953647, 4463795, 19768235, 27675529, 138377645]

約数ペア:

[(1, 138377645), (5, 27675529), (7, 19768235), (31, 4463795), (35, 3953647), (89, 1554805), (155, 892759), (217, 637685), (445, 310961), (623, 222115), (1085, 127537), (1433, 96565), (2759, 50155), (3115, 44423), (7165, 19313), (10031, 13795)]