22143275

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11503}}^1$

素因数の和:11531

約数の個数: 24

約数和(自身を含む): 34235904

約数和(自身を除く): 12092629

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 11503, 57515, 80521, 126533, 287575, 402605, 632665, 885731, 2013025, 3163325, 4428655, 22143275]

約数ペア:

[(1, 22143275), (5, 4428655), (7, 3163325), (11, 2013025), (25, 885731), (35, 632665), (55, 402605), (77, 287575), (175, 126533), (275, 80521), (385, 57515), (1925, 11503)]