247486616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{15971}}^1$

素因数の和:16139

約数の個数: 32

約数和(自身を含む): 503118000

約数和(自身を除く): 255631384

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 596, 1192, 1937, 3874, 7748, 15496, 15971, 31942, 63884, 127768, 207623, 415246, 830492, 1660984, 2379679, 4759358, 9518716, 19037432, 30935827, 61871654, 123743308, 247486616]

約数ペア:

[(1, 247486616), (2, 123743308), (4, 61871654), (8, 30935827), (13, 19037432), (26, 9518716), (52, 4759358), (104, 2379679), (149, 1660984), (298, 830492), (596, 415246), (1192, 207623), (1937, 127768), (3874, 63884), (7748, 31942), (15496, 15971)]