87666915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1171}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 172818432

約数和(自身を除く): 85151517

約数列:

[1, 3, 5, 7, 15, 21, 23, 31, 35, 69, 93, 105, 115, 155, 161, 217, 345, 465, 483, 651, 713, 805, 1085, 1171, 2139, 2415, 3255, 3513, 3565, 4991, 5855, 8197, 10695, 14973, 17565, 24591, 24955, 26933, 36301, 40985, 74865, 80799, 108903, 122955, 134665, 181505, 188531, 254107, 403995, 544515, 565593, 762321, 834923, 942655, 1270535, 2504769, 2827965, 3811605, 4174615, 5844461, 12523845, 17533383, 29222305, 87666915]

約数ペア:

[(1, 87666915), (3, 29222305), (5, 17533383), (7, 12523845), (15, 5844461), (21, 4174615), (23, 3811605), (31, 2827965), (35, 2504769), (69, 1270535), (93, 942655), (105, 834923), (115, 762321), (155, 565593), (161, 544515), (217, 403995), (345, 254107), (465, 188531), (483, 181505), (651, 134665), (713, 122955), (805, 108903), (1085, 80799), (1171, 74865), (2139, 40985), (2415, 36301), (3255, 26933), (3513, 24955), (3565, 24591), (4991, 17565), (5855, 14973), (8197, 10695)]