284785451487

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{797}}^1\times {\mathrm{1549}}^1$

素因数の和:2461

約数の個数: 72

約数和(自身を含む): 441098330400

約数和(自身を除く): 156312878913

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 361, 639, 797, 1083, 1349, 1549, 2391, 3249, 4047, 4647, 7173, 12141, 13941, 15143, 25631, 29431, 45429, 56587, 76893, 88293, 109979, 136287, 169761, 230679, 264879, 287717, 329937, 509283, 559189, 863151, 989811, 1075153, 1234553, 1677567, 2089601, 2589453, 3225459, 3703659, 5032701, 6268803, 9676377, 11110977, 18806409, 20427907, 23456507, 39702419, 61283721, 70369521, 87653263, 119107257, 183851163, 211108563, 262959789, 357321771, 445673633, 788879367, 1337020899, 1665411997, 4011062697, 4996235991, 14988707973, 31642827943, 94928483829, 284785451487]

約数ペア:

[(1, 284785451487), (3, 94928483829), (9, 31642827943), (19, 14988707973), (57, 4996235991), (71, 4011062697), (171, 1665411997), (213, 1337020899), (361, 788879367), (639, 445673633), (797, 357321771), (1083, 262959789), (1349, 211108563), (1549, 183851163), (2391, 119107257), (3249, 87653263), (4047, 70369521), (4647, 61283721), (7173, 39702419), (12141, 23456507), (13941, 20427907), (15143, 18806409), (25631, 11110977), (29431, 9676377), (45429, 6268803), (56587, 5032701), (76893, 3703659), (88293, 3225459), (109979, 2589453), (136287, 2089601), (169761, 1677567), (230679, 1234553), (264879, 1075153), (287717, 989811), (329937, 863151), (509283, 559189)]