1397745

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 2457000

約数和(自身を除く): 1059255

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 349, 445, 801, 1047, 1335, 1745, 3141, 4005, 5235, 15705, 31061, 93183, 155305, 279549, 465915, 1397745]

約数ペア:

[(1, 1397745), (3, 465915), (5, 279549), (9, 155305), (15, 93183), (45, 31061), (89, 15705), (267, 5235), (349, 4005), (445, 3141), (801, 1745), (1047, 1335)]