205384911

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 287400960

約数和(自身を除く): 82016049

約数列:

[1, 3, 53, 79, 83, 159, 197, 237, 249, 591, 4187, 4399, 6557, 10441, 12561, 13197, 15563, 16351, 19671, 31323, 46689, 49053, 347521, 824839, 866603, 1042563, 1291729, 2474517, 2599809, 3875187, 68461637, 205384911]

約数ペア:

[(1, 205384911), (3, 68461637), (53, 3875187), (79, 2599809), (83, 2474517), (159, 1291729), (197, 1042563), (237, 866603), (249, 824839), (591, 347521), (4187, 49053), (4399, 46689), (6557, 31323), (10441, 19671), (12561, 16351), (13197, 15563)]