12402145

素因数分解:

$5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 17466624

約数和(自身を除く): 5064479

約数列:

[1, 5, 7, 35, 49, 223, 227, 245, 1115, 1135, 1561, 1589, 7805, 7945, 10927, 11123, 50621, 54635, 55615, 253105, 354347, 1771735, 2480429, 12402145]

約数ペア:

[(1, 12402145), (5, 2480429), (7, 1771735), (35, 354347), (49, 253105), (223, 55615), (227, 54635), (245, 50621), (1115, 11123), (1135, 10927), (1561, 7945), (1589, 7805)]