28405284

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{55049}}^1$

素因数の和:55099

約数の個数: 24

約数和(自身を含む): 67821600

約数和(自身を除く): 39416316

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 55049, 110098, 165147, 220196, 330294, 660588, 2367107, 4734214, 7101321, 9468428, 14202642, 28405284]

約数ペア:

[(1, 28405284), (2, 14202642), (3, 9468428), (4, 7101321), (6, 4734214), (12, 2367107), (43, 660588), (86, 330294), (129, 220196), (172, 165147), (258, 110098), (516, 55049)]