217628008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{1787}}^1$

素因数の和:2977

約数の個数: 32

約数和(自身を含む): 440062560

約数和(自身を除く): 222434552

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1171, 1787, 2342, 3574, 4684, 7148, 9368, 14296, 15223, 23231, 30446, 46462, 60892, 92924, 121784, 185848, 2092577, 4185154, 8370308, 16740616, 27203501, 54407002, 108814004, 217628008]

約数ペア:

[(1, 217628008), (2, 108814004), (4, 54407002), (8, 27203501), (13, 16740616), (26, 8370308), (52, 4185154), (104, 2092577), (1171, 185848), (1787, 121784), (2342, 92924), (3574, 60892), (4684, 46462), (7148, 30446), (9368, 23231), (14296, 15223)]