213500504

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{88663}}^1$

素因数の和:88719

約数の個数: 32

約数和(自身を含む): 468145920

約数和(自身を除く): 254645416

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 88663, 177326, 354652, 620641, 709304, 1241282, 2482564, 3812509, 4965128, 7625018, 15250036, 26687563, 30500072, 53375126, 106750252, 213500504]

約数ペア:

[(1, 213500504), (2, 106750252), (4, 53375126), (7, 30500072), (8, 26687563), (14, 15250036), (28, 7625018), (43, 4965128), (56, 3812509), (86, 2482564), (172, 1241282), (301, 709304), (344, 620641), (602, 354652), (1204, 177326), (2408, 88663)]