15040805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1553}}^1$

素因数の和:1720

約数の個数: 16

約数和(自身を含む): 19580400

約数和(自身を除く): 4539595

約数列:

[1, 5, 13, 65, 149, 745, 1553, 1937, 7765, 9685, 20189, 100945, 231397, 1156985, 3008161, 15040805]

約数ペア:

[(1, 15040805), (5, 3008161), (13, 1156985), (65, 231397), (149, 100945), (745, 20189), (1553, 9685), (1937, 7765)]