28160776

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3203}}^1$

素因数の和:3373

約数の個数: 32

約数和(自身を含む): 60747840

約数和(自身を除く): 32587064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 3203, 4396, 6406, 8792, 12812, 22421, 25624, 44842, 89684, 179368, 502871, 1005742, 2011484, 3520097, 4022968, 7040194, 14080388, 28160776]

約数ペア:

[(1, 28160776), (2, 14080388), (4, 7040194), (7, 4022968), (8, 3520097), (14, 2011484), (28, 1005742), (56, 502871), (157, 179368), (314, 89684), (628, 44842), (1099, 25624), (1256, 22421), (2198, 12812), (3203, 8792), (4396, 6406)]