221268504

素因数分解:

$2^3\times 3^1\times {\mathrm{431}}^1\times {\mathrm{21391}}^1$

素因数の和:21831

約数の個数: 32

約数和(自身を含む): 554480640

約数和(自身を除く): 333212136

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 431, 862, 1293, 1724, 2586, 3448, 5172, 10344, 21391, 42782, 64173, 85564, 128346, 171128, 256692, 513384, 9219521, 18439042, 27658563, 36878084, 55317126, 73756168, 110634252, 221268504]

約数ペア:

[(1, 221268504), (2, 110634252), (3, 73756168), (4, 55317126), (6, 36878084), (8, 27658563), (12, 18439042), (24, 9219521), (431, 513384), (862, 256692), (1293, 171128), (1724, 128346), (2586, 85564), (3448, 64173), (5172, 42782), (10344, 21391)]